Finding the Fourth Proportional to 9,932.43, 13,706.84 and 5,456.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,932.43 : 13,706.84 = 5,456.28 : x
2. Step 2: Convert to fraction form
   9,932.43/13,706.84 = 5,456.28/x
3. Step 3: Cross multiply
   9,932.43x = 13,706.84 × 5,456.28
4. Step 4: Simplify right side
   9,932.43x = 74,788,356.96
5. Step 5: Solve for x
   x = 74,788,356.96/9,932.43
6. Step 6: Final answer
   x = 7,529.71