Finding the Fourth Proportional to 275,598.72, 413,391.60 and 75,917.52

Step by Step Solution

1. Step 1: Write the proportion equation
   275,598.72 : 413,391.60 = 75,917.52 : x
2. Step 2: Convert to fraction form
   275,598.72/413,391.60 = 75,917.52/x
3. Step 3: Cross multiply
   275,598.72x = 413,391.60 × 75,917.52
4. Step 4: Simplify right side
   275,598.72x = 31,383,665,060.83
5. Step 5: Solve for x
   x = 31,383,665,060.83/275,598.72
6. Step 6: Final answer
   x = 113,874.49