Finding the Fourth Proportional to 12,663.09, 17,474.04 and 7,358.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,663.09 : 17,474.04 = 7,358.24 : x
2. Step 2: Convert to fraction form
   12,663.09/17,474.04 = 7,358.24/x
3. Step 3: Cross multiply
   12,663.09x = 17,474.04 × 7,358.24
4. Step 4: Simplify right side
   12,663.09x = 128,578,223.77
5. Step 5: Solve for x
   x = 128,578,223.77/12,663.09
6. Step 6: Final answer
   x = 10,153.78