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Finding the Fourth Proportional to 45,597.40, 68,371.80 and 19,272.40

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Solution

The fourth proportional to 45,597.40, 68,371.80 and 19,272.40 is: 28,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,597.40 : 68,371.80 = 19,272.40 : x
  2. Step 2: Convert to fraction form
    45,597.40/68,371.80 = 19,272.40/x
  3. Step 3: Cross multiply
    45,597.40x = 68,371.80 × 19,272.40
  4. Step 4: Simplify right side
    45,597.40x = 1,317,688,678.32
  5. Step 5: Solve for x
    x = 1,317,688,678.32/45,597.40
  6. Step 6: Final answer
    x = 28,898.33

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