Finding the Fourth Proportional to 16,061.78, 24,102.95 and 8,671.39

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.78 : 24,102.95 = 8,671.39 : x
2. Step 2: Convert to fraction form
   16,061.78/24,102.95 = 8,671.39/x
3. Step 3: Cross multiply
   16,061.78x = 24,102.95 × 8,671.39
4. Step 4: Simplify right side
   16,061.78x = 209,006,079.60
5. Step 5: Solve for x
   x = 209,006,079.60/16,061.78
6. Step 6: Final answer
   x = 13,012.63