Finding the Fourth Proportional to 17,462.97, 24,109.79 and 12,155.85

Step by Step Solution

1. Step 1: Write the proportion equation
   17,462.97 : 24,109.79 = 12,155.85 : x
2. Step 2: Convert to fraction form
   17,462.97/24,109.79 = 12,155.85/x
3. Step 3: Cross multiply
   17,462.97x = 24,109.79 × 12,155.85
4. Step 4: Simplify right side
   17,462.97x = 293,074,990.77
5. Step 5: Solve for x
   x = 293,074,990.77/17,462.97
6. Step 6: Final answer
   x = 16,782.65