Finding the Fourth Proportional to 10,550.32, 15,811.50 and 5,609.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,550.32 : 15,811.50 = 5,609.32 : x
2. Step 2: Convert to fraction form
   10,550.32/15,811.50 = 5,609.32/x
3. Step 3: Cross multiply
   10,550.32x = 15,811.50 × 5,609.32
4. Step 4: Simplify right side
   10,550.32x = 88,691,744.69
5. Step 5: Solve for x
   x = 88,691,744.69/10,550.32
6. Step 6: Final answer
   x = 8,406.55