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Finding the Fourth Proportional to 7,804.91, 10,770.78 and 4,268.45

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Solution

The fourth proportional to 7,804.91, 10,770.78 and 4,268.45 is: 5,890.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804.91 : 10,770.78 = 4,268.45 : x
  2. Step 2: Convert to fraction form
    7,804.91/10,770.78 = 4,268.45/x
  3. Step 3: Cross multiply
    7,804.91x = 10,770.78 × 4,268.45
  4. Step 4: Simplify right side
    7,804.91x = 45,974,535.89
  5. Step 5: Solve for x
    x = 45,974,535.89/7,804.91
  6. Step 6: Final answer
    x = 5,890.46

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