Finding the Fourth Proportional to 16,136.55, 22,267.19 and 9,061.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,136.55 : 22,267.19 = 9,061.61 : x
2. Step 2: Convert to fraction form
   16,136.55/22,267.19 = 9,061.61/x
3. Step 3: Cross multiply
   16,136.55x = 22,267.19 × 9,061.61
4. Step 4: Simplify right side
   16,136.55x = 201,776,502.89
5. Step 5: Solve for x
   x = 201,776,502.89/16,136.55
6. Step 6: Final answer
   x = 12,504.31