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Finding the Fourth Proportional to 123,639.92, 185,472.08 and 34,894.19

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Solution

The fourth proportional to 123,639.92, 185,472.08 and 34,894.19 is: 52,344.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,639.92 : 185,472.08 = 34,894.19 : x
  2. Step 2: Convert to fraction form
    123,639.92/185,472.08 = 34,894.19/x
  3. Step 3: Cross multiply
    123,639.92x = 185,472.08 × 34,894.19
  4. Step 4: Simplify right side
    123,639.92x = 6,471,898,419.28
  5. Step 5: Solve for x
    x = 6,471,898,419.28/123,639.92
  6. Step 6: Final answer
    x = 52,344.73

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