Finding the Fourth Proportional to 9,032.55, 13,545.45 and 3,107.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,032.55 : 13,545.45 = 3,107.77 : x
2. Step 2: Convert to fraction form
   9,032.55/13,545.45 = 3,107.77/x
3. Step 3: Cross multiply
   9,032.55x = 13,545.45 × 3,107.77
4. Step 4: Simplify right side
   9,032.55x = 42,096,185.48
5. Step 5: Solve for x
   x = 42,096,185.48/9,032.55
6. Step 6: Final answer
   x = 4,660.50