Finding the Fourth Proportional to 10,883.55, 16,315.77 and 3,862.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,883.55 : 16,315.77 = 3,862.47 : x
2. Step 2: Convert to fraction form
   10,883.55/16,315.77 = 3,862.47/x
3. Step 3: Cross multiply
   10,883.55x = 16,315.77 × 3,862.47
4. Step 4: Simplify right side
   10,883.55x = 63,019,172.15
5. Step 5: Solve for x
   x = 63,019,172.15/10,883.55
6. Step 6: Final answer
   x = 5,790.31