Finding the Fourth Proportional to 39,061.55, 58,583.03 and 16,862.78

Step by Step Solution

1. Step 1: Write the proportion equation
   39,061.55 : 58,583.03 = 16,862.78 : x
2. Step 2: Convert to fraction form
   39,061.55/58,583.03 = 16,862.78/x
3. Step 3: Cross multiply
   39,061.55x = 58,583.03 × 16,862.78
4. Step 4: Simplify right side
   39,061.55x = 987,872,369.39
5. Step 5: Solve for x
   x = 987,872,369.39/39,061.55
6. Step 6: Final answer
   x = 25,290.15