Finding the Fourth Proportional to 10,552.38, 15,816.20 and 5,870.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,552.38 : 15,816.20 = 5,870.17 : x
2. Step 2: Convert to fraction form
   10,552.38/15,816.20 = 5,870.17/x
3. Step 3: Cross multiply
   10,552.38x = 15,816.20 × 5,870.17
4. Step 4: Simplify right side
   10,552.38x = 92,843,773.17
5. Step 5: Solve for x
   x = 92,843,773.17/10,552.38
6. Step 6: Final answer
   x = 8,798.38