Finding the Fourth Proportional to 93,540,706.83, 129,022,124.72 and 60,989,748.75

Step by Step Solution

1. Step 1: Write the proportion equation
   93,540,706.83 : 129,022,124.72 = 60,989,748.75 : x
2. Step 2: Convert to fraction form
   93,540,706.83/129,022,124.72 = 60,989,748.75/x
3. Step 3: Cross multiply
   93,540,706.83x = 129,022,124.72 × 60,989,748.75
4. Step 4: Simplify right side
   93,540,706.83x = 7,869,026,969,559,016
5. Step 5: Solve for x
   x = 7,869,026,969,559,016/93,540,706.83
6. Step 6: Final answer
   x = 84,124,091.38