Finding the Fourth Proportional to 13,061.97, 18,024.15 and 7,397.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,061.97 : 18,024.15 = 7,397.10 : x
2. Step 2: Convert to fraction form
   13,061.97/18,024.15 = 7,397.10/x
3. Step 3: Cross multiply
   13,061.97x = 18,024.15 × 7,397.10
4. Step 4: Simplify right side
   13,061.97x = 133,326,439.97
5. Step 5: Solve for x
   x = 133,326,439.97/13,061.97
6. Step 6: Final answer
   x = 10,207.22