Finding the Fourth Proportional to 7,681.24, 11,509.26 and 7,393.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,681.24 : 11,509.26 = 7,393.42 : x
2. Step 2: Convert to fraction form
   7,681.24/11,509.26 = 7,393.42/x
3. Step 3: Cross multiply
   7,681.24x = 11,509.26 × 7,393.42
4. Step 4: Simplify right side
   7,681.24x = 85,092,793.07
5. Step 5: Solve for x
   x = 85,092,793.07/7,681.24
6. Step 6: Final answer
   x = 11,078.00