Finding the Fourth Proportional to 93,562.01, 129,172.78 and 60,887.55

Step by Step Solution

1. Step 1: Write the proportion equation
   93,562.01 : 129,172.78 = 60,887.55 : x
2. Step 2: Convert to fraction form
   93,562.01/129,172.78 = 60,887.55/x
3. Step 3: Cross multiply
   93,562.01x = 129,172.78 × 60,887.55
4. Step 4: Simplify right side
   93,562.01x = 7,865,014,100.89
5. Step 5: Solve for x
   x = 7,865,014,100.89/93,562.01
6. Step 6: Final answer
   x = 84,062.05