Finding the Fourth Proportional to 117,061.20, 175,549.68 and 50,472.72

Step by Step Solution

1. Step 1: Write the proportion equation
   117,061.20 : 175,549.68 = 50,472.72 : x
2. Step 2: Convert to fraction form
   117,061.20/175,549.68 = 50,472.72/x
3. Step 3: Cross multiply
   117,061.20x = 175,549.68 × 50,472.72
4. Step 4: Simplify right side
   117,061.20x = 8,860,469,844.73
5. Step 5: Solve for x
   x = 8,860,469,844.73/117,061.20
6. Step 6: Final answer
   x = 75,690.92