Finding the Fourth Proportional to 62,772.04, 86,651.91 and 42,381.72

Step by Step Solution

1. Step 1: Write the proportion equation
   62,772.04 : 86,651.91 = 42,381.72 : x
2. Step 2: Convert to fraction form
   62,772.04/86,651.91 = 42,381.72/x
3. Step 3: Cross multiply
   62,772.04x = 86,651.91 × 42,381.72
4. Step 4: Simplify right side
   62,772.04x = 3,672,457,458.27
5. Step 5: Solve for x
   x = 3,672,457,458.27/62,772.04
6. Step 6: Final answer
   x = 58,504.67