Finding the Fourth Proportional to 16,223.66, 22,388.60 and 9,053.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,223.66 : 22,388.60 = 9,053.50 : x
2. Step 2: Convert to fraction form
   16,223.66/22,388.60 = 9,053.50/x
3. Step 3: Cross multiply
   16,223.66x = 22,388.60 × 9,053.50
4. Step 4: Simplify right side
   16,223.66x = 202,695,100.79
5. Step 5: Solve for x
   x = 202,695,100.79/16,223.66
6. Step 6: Final answer
   x = 12,493.80