Finding the Fourth Proportional to 62,787.38, 86,646.61 and 34,494.89

Step by Step Solution

1. Step 1: Write the proportion equation
   62,787.38 : 86,646.61 = 34,494.89 : x
2. Step 2: Convert to fraction form
   62,787.38/86,646.61 = 34,494.89/x
3. Step 3: Cross multiply
   62,787.38x = 86,646.61 × 34,494.89
4. Step 4: Simplify right side
   62,787.38x = 2,988,864,890.71
5. Step 5: Solve for x
   x = 2,988,864,890.71/62,787.38
6. Step 6: Final answer
   x = 47,602.96