Finding the Fourth Proportional to 109,320.27, 150,862.82 and 61,569.15

Step by Step Solution

1. Step 1: Write the proportion equation
   109,320.27 : 150,862.82 = 61,569.15 : x
2. Step 2: Convert to fraction form
   109,320.27/150,862.82 = 61,569.15/x
3. Step 3: Cross multiply
   109,320.27x = 150,862.82 × 61,569.15
4. Step 4: Simplify right side
   109,320.27x = 9,288,495,286.16
5. Step 5: Solve for x
   x = 9,288,495,286.16/109,320.27
6. Step 6: Final answer
   x = 84,965.90