Finding the Fourth Proportional to 16,055.59, 22,156.20 and 8,981.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,055.59 : 22,156.20 = 8,981.86 : x
2. Step 2: Convert to fraction form
   16,055.59/22,156.20 = 8,981.86/x
3. Step 3: Cross multiply
   16,055.59x = 22,156.20 × 8,981.86
4. Step 4: Simplify right side
   16,055.59x = 199,003,886.53
5. Step 5: Solve for x
   x = 199,003,886.53/16,055.59
6. Step 6: Final answer
   x = 12,394.68