Finding the Fourth Proportional to 10,470.72, 14,436.12 and 8,575.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,470.72 : 14,436.12 = 8,575.32 : x
2. Step 2: Convert to fraction form
   10,470.72/14,436.12 = 8,575.32/x
3. Step 3: Cross multiply
   10,470.72x = 14,436.12 × 8,575.32
4. Step 4: Simplify right side
   10,470.72x = 123,794,348.56
5. Step 5: Solve for x
   x = 123,794,348.56/10,470.72
6. Step 6: Final answer
   x = 11,822.91