Finding the Fourth Proportional to 10,562.50, 15,838.28 and 5,630.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,562.50 : 15,838.28 = 5,630.81 : x
2. Step 2: Convert to fraction form
   10,562.50/15,838.28 = 5,630.81/x
3. Step 3: Cross multiply
   10,562.50x = 15,838.28 × 5,630.81
4. Step 4: Simplify right side
   10,562.50x = 89,182,317.25
5. Step 5: Solve for x
   x = 89,182,317.25/10,562.50
6. Step 6: Final answer
   x = 8,443.30