Finding the Fourth Proportional to 16,030.72, 22,123.74 and 8,957.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,030.72 : 22,123.74 = 8,957.80 : x
2. Step 2: Convert to fraction form
   16,030.72/22,123.74 = 8,957.80/x
3. Step 3: Cross multiply
   16,030.72x = 22,123.74 × 8,957.80
4. Step 4: Simplify right side
   16,030.72x = 198,180,038.17
5. Step 5: Solve for x
   x = 198,180,038.17/16,030.72
6. Step 6: Final answer
   x = 12,362.52