Finding the Fourth Proportional to 16,167.62, 22,312.23 and 10,780.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,167.62 : 22,312.23 = 10,780.76 : x
2. Step 2: Convert to fraction form
   16,167.62/22,312.23 = 10,780.76/x
3. Step 3: Cross multiply
   16,167.62x = 22,312.23 × 10,780.76
4. Step 4: Simplify right side
   16,167.62x = 240,542,796.69
5. Step 5: Solve for x
   x = 240,542,796.69/16,167.62
6. Step 6: Final answer
   x = 14,878.06