Finding the Fourth Proportional to 91,468.31, 125,945.89 and 80,074.04

Step by Step Solution

1. Step 1: Write the proportion equation
   91,468.31 : 125,945.89 = 80,074.04 : x
2. Step 2: Convert to fraction form
   91,468.31/125,945.89 = 80,074.04/x
3. Step 3: Cross multiply
   91,468.31x = 125,945.89 × 80,074.04
4. Step 4: Simplify right side
   91,468.31x = 10,084,995,403.78
5. Step 5: Solve for x
   x = 10,084,995,403.78/91,468.31
6. Step 6: Final answer
   x = 110,256.72