Finding the Fourth Proportional to 10,373.30, 15,549.15 and 5,686.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,373.30 : 15,549.15 = 5,686.10 : x
2. Step 2: Convert to fraction form
   10,373.30/15,549.15 = 5,686.10/x
3. Step 3: Cross multiply
   10,373.30x = 15,549.15 × 5,686.10
4. Step 4: Simplify right side
   10,373.30x = 88,414,021.82
5. Step 5: Solve for x
   x = 88,414,021.82/10,373.30
6. Step 6: Final answer
   x = 8,523.23