Finding the Fourth Proportional to 6,915.96, 9,543.82 and 3,932.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,915.96 : 9,543.82 = 3,932.12 : x
2. Step 2: Convert to fraction form
   6,915.96/9,543.82 = 3,932.12/x
3. Step 3: Cross multiply
   6,915.96x = 9,543.82 × 3,932.12
4. Step 4: Simplify right side
   6,915.96x = 37,527,445.50
5. Step 5: Solve for x
   x = 37,527,445.50/6,915.96
6. Step 6: Final answer
   x = 5,426.21