Finding the Fourth Proportional to 10,443.88, 15,666.33 and 3,868.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.88 : 15,666.33 = 3,868.53 : x
2. Step 2: Convert to fraction form
   10,443.88/15,666.33 = 3,868.53/x
3. Step 3: Cross multiply
   10,443.88x = 15,666.33 × 3,868.53
4. Step 4: Simplify right side
   10,443.88x = 60,605,617.91
5. Step 5: Solve for x
   x = 60,605,617.91/10,443.88
6. Step 6: Final answer
   x = 5,802.98