Finding the Fourth Proportional to 13,061.66, 18,024.82 and 7,397.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,061.66 : 18,024.82 = 7,397.48 : x
2. Step 2: Convert to fraction form
   13,061.66/18,024.82 = 7,397.48/x
3. Step 3: Cross multiply
   13,061.66x = 18,024.82 × 7,397.48
4. Step 4: Simplify right side
   13,061.66x = 133,338,245.45
5. Step 5: Solve for x
   x = 133,338,245.45/13,061.66
6. Step 6: Final answer
   x = 10,208.37