Finding the Fourth Proportional to 12,264.69, 18,397.50 and 3,943.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,264.69 : 18,397.50 = 3,943.61 : x
2. Step 2: Convert to fraction form
   12,264.69/18,397.50 = 3,943.61/x
3. Step 3: Cross multiply
   12,264.69x = 18,397.50 × 3,943.61
4. Step 4: Simplify right side
   12,264.69x = 72,552,564.98
5. Step 5: Solve for x
   x = 72,552,564.98/12,264.69
6. Step 6: Final answer
   x = 5,915.56