Finding the Fourth Proportional to 16,051.85, 22,151.61 and 8,977.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,051.85 : 22,151.61 = 8,977.82 : x
2. Step 2: Convert to fraction form
   16,051.85/22,151.61 = 8,977.82/x
3. Step 3: Cross multiply
   16,051.85x = 22,151.61 × 8,977.82
4. Step 4: Simplify right side
   16,051.85x = 198,873,167.29
5. Step 5: Solve for x
   x = 198,873,167.29/16,051.85
6. Step 6: Final answer
   x = 12,389.42