Finding the Fourth Proportional to 7,107.72, 10,654.46 and 5,862.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,107.72 : 10,654.46 = 5,862.15 : x
2. Step 2: Convert to fraction form
   7,107.72/10,654.46 = 5,862.15/x
3. Step 3: Cross multiply
   7,107.72x = 10,654.46 × 5,862.15
4. Step 4: Simplify right side
   7,107.72x = 62,458,042.69
5. Step 5: Solve for x
   x = 62,458,042.69/7,107.72
6. Step 6: Final answer
   x = 8,787.35