Finding the Fourth Proportional to 93,160.98, 139,566.51 and 72,282.42

Step by Step Solution

1. Step 1: Write the proportion equation
   93,160.98 : 139,566.51 = 72,282.42 : x
2. Step 2: Convert to fraction form
   93,160.98/139,566.51 = 72,282.42/x
3. Step 3: Cross multiply
   93,160.98x = 139,566.51 × 72,282.42
4. Step 4: Simplify right side
   93,160.98x = 10,088,205,093.75
5. Step 5: Solve for x
   x = 10,088,205,093.75/93,160.98
6. Step 6: Final answer
   x = 108,287.88