Finding the Fourth Proportional to 16,184.68, 22,334.80 and 9,111.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,184.68 : 22,334.80 = 9,111.12 : x
2. Step 2: Convert to fraction form
   16,184.68/22,334.80 = 9,111.12/x
3. Step 3: Cross multiply
   16,184.68x = 22,334.80 × 9,111.12
4. Step 4: Simplify right side
   16,184.68x = 203,495,042.98
5. Step 5: Solve for x
   x = 203,495,042.98/16,184.68
6. Step 6: Final answer
   x = 12,573.31