Finding the Fourth Proportional to 10,531.32, 14,533.03 and 5,815.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,531.32 : 14,533.03 = 5,815.50 : x
2. Step 2: Convert to fraction form
   10,531.32/14,533.03 = 5,815.50/x
3. Step 3: Cross multiply
   10,531.32x = 14,533.03 × 5,815.50
4. Step 4: Simplify right side
   10,531.32x = 84,516,821.43
5. Step 5: Solve for x
   x = 84,516,821.43/10,531.32
6. Step 6: Final answer
   x = 8,025.28