Finding the Fourth Proportional to 14,003.16, 19,324.42 and 7,715.54

Step by Step Solution

1. Step 1: Write the proportion equation
   14,003.16 : 19,324.42 = 7,715.54 : x
2. Step 2: Convert to fraction form
   14,003.16/19,324.42 = 7,715.54/x
3. Step 3: Cross multiply
   14,003.16x = 19,324.42 × 7,715.54
4. Step 4: Simplify right side
   14,003.16x = 149,098,238.86
5. Step 5: Solve for x
   x = 149,098,238.86/14,003.16
6. Step 6: Final answer
   x = 10,647.47