Finding the Fourth Proportional to 93,151.86, 140,355.42 and 76,876.44

Step by Step Solution

1. Step 1: Write the proportion equation
   93,151.86 : 140,355.42 = 76,876.44 : x
2. Step 2: Convert to fraction form
   93,151.86/140,355.42 = 76,876.44/x
3. Step 3: Cross multiply
   93,151.86x = 140,355.42 × 76,876.44
4. Step 4: Simplify right side
   93,151.86x = 10,790,025,024.30
5. Step 5: Solve for x
   x = 10,790,025,024.30/93,151.86
6. Step 6: Final answer
   x = 115,832.63