Finding the Fourth Proportional to 9,432.40, 14,154.72 and 8,710.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,432.40 : 14,154.72 = 8,710.96 : x
2. Step 2: Convert to fraction form
   9,432.40/14,154.72 = 8,710.96/x
3. Step 3: Cross multiply
   9,432.40x = 14,154.72 × 8,710.96
4. Step 4: Simplify right side
   9,432.40x = 123,301,199.73
5. Step 5: Solve for x
   x = 123,301,199.73/9,432.40
6. Step 6: Final answer
   x = 13,072.09