Finding the Fourth Proportional to 16,177.47, 22,321.22 and 9,101.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,177.47 : 22,321.22 = 9,101.31 : x
2. Step 2: Convert to fraction form
   16,177.47/22,321.22 = 9,101.31/x
3. Step 3: Cross multiply
   16,177.47x = 22,321.22 × 9,101.31
4. Step 4: Simplify right side
   16,177.47x = 203,152,297.29
5. Step 5: Solve for x
   x = 203,152,297.29/16,177.47
6. Step 6: Final answer
   x = 12,557.73