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Finding the Fourth Proportional to 805,672.40, 1,208,897.40 and 568,504.40

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Solution

The fourth proportional to 805,672.40, 1,208,897.40 and 568,504.40 is: 853,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,672.40 : 1,208,897.40 = 568,504.40 : x
  2. Step 2: Convert to fraction form
    805,672.40/1,208,897.40 = 568,504.40/x
  3. Step 3: Cross multiply
    805,672.40x = 1,208,897.40 × 568,504.40
  4. Step 4: Simplify right side
    805,672.40x = 687,263,491,048.56
  5. Step 5: Solve for x
    x = 687,263,491,048.56/805,672.40
  6. Step 6: Final answer
    x = 853,030.95

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