Finding the Fourth Proportional to 12,454.59, 17,152.34 and 12,182.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,454.59 : 17,152.34 = 12,182.43 : x
2. Step 2: Convert to fraction form
   12,454.59/17,152.34 = 12,182.43/x
3. Step 3: Cross multiply
   12,454.59x = 17,152.34 × 12,182.43
4. Step 4: Simplify right side
   12,454.59x = 208,957,123.28
5. Step 5: Solve for x
   x = 208,957,123.28/12,454.59
6. Step 6: Final answer
   x = 16,777.52