Finding the Fourth Proportional to 9,932.10, 13,706.07 and 5,394.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,932.10 : 13,706.07 = 5,394.72 : x
2. Step 2: Convert to fraction form
   9,932.10/13,706.07 = 5,394.72/x
3. Step 3: Cross multiply
   9,932.10x = 13,706.07 × 5,394.72
4. Step 4: Simplify right side
   9,932.10x = 73,940,409.95
5. Step 5: Solve for x
   x = 73,940,409.95/9,932.10
6. Step 6: Final answer
   x = 7,444.59