Finding the Fourth Proportional to 9,684.62, 13,371.17 and 7,442.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,684.62 : 13,371.17 = 7,442.34 : x
2. Step 2: Convert to fraction form
   9,684.62/13,371.17 = 7,442.34/x
3. Step 3: Cross multiply
   9,684.62x = 13,371.17 × 7,442.34
4. Step 4: Simplify right side
   9,684.62x = 99,512,793.34
5. Step 5: Solve for x
   x = 99,512,793.34/9,684.62
6. Step 6: Final answer
   x = 10,275.34