Finding the Fourth Proportional to 90,468.56, 124,846.72 and 52,750.10

Step by Step Solution

1. Step 1: Write the proportion equation
   90,468.56 : 124,846.72 = 52,750.10 : x
2. Step 2: Convert to fraction form
   90,468.56/124,846.72 = 52,750.10/x
3. Step 3: Cross multiply
   90,468.56x = 124,846.72 × 52,750.10
4. Step 4: Simplify right side
   90,468.56x = 6,585,677,144.91
5. Step 5: Solve for x
   x = 6,585,677,144.91/90,468.56
6. Step 6: Final answer
   x = 72,795.20