Finding the Fourth Proportional to 16,050.16, 22,139.94 and 9,672.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,050.16 : 22,139.94 = 9,672.40 : x
2. Step 2: Convert to fraction form
   16,050.16/22,139.94 = 9,672.40/x
3. Step 3: Cross multiply
   16,050.16x = 22,139.94 × 9,672.40
4. Step 4: Simplify right side
   16,050.16x = 214,146,355.66
5. Step 5: Solve for x
   x = 214,146,355.66/16,050.16
6. Step 6: Final answer
   x = 13,342.32