Finding the Fourth Proportional to 9,932.39, 13,706.94 and 5,456.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,932.39 : 13,706.94 = 5,456.43 : x
2. Step 2: Convert to fraction form
   9,932.39/13,706.94 = 5,456.43/x
3. Step 3: Cross multiply
   9,932.39x = 13,706.94 × 5,456.43
4. Step 4: Simplify right side
   9,932.39x = 74,790,948.39
5. Step 5: Solve for x
   x = 74,790,948.39/9,932.39
6. Step 6: Final answer
   x = 7,530.01