Finding the Fourth Proportional to 109,045.20, 150,348.24 and 88,827.60

Step by Step Solution

1. Step 1: Write the proportion equation
   109,045.20 : 150,348.24 = 88,827.60 : x
2. Step 2: Convert to fraction form
   109,045.20/150,348.24 = 88,827.60/x
3. Step 3: Cross multiply
   109,045.20x = 150,348.24 × 88,827.60
4. Step 4: Simplify right side
   109,045.20x = 13,355,073,323.42
5. Step 5: Solve for x
   x = 13,355,073,323.42/109,045.20
6. Step 6: Final answer
   x = 122,472.82