Finding the Fourth Proportional to 62,665.86, 86,477.31 and 34,372.02

Step by Step Solution

1. Step 1: Write the proportion equation
   62,665.86 : 86,477.31 = 34,372.02 : x
2. Step 2: Convert to fraction form
   62,665.86/86,477.31 = 34,372.02/x
3. Step 3: Cross multiply
   62,665.86x = 86,477.31 × 34,372.02
4. Step 4: Simplify right side
   62,665.86x = 2,972,399,828.87
5. Step 5: Solve for x
   x = 2,972,399,828.87/62,665.86
6. Step 6: Final answer
   x = 47,432.52