Finding the Fourth Proportional to 17,460.32, 24,123.48 and 12,178.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,460.32 : 24,123.48 = 12,178.72 : x
2. Step 2: Convert to fraction form
   17,460.32/24,123.48 = 12,178.72/x
3. Step 3: Cross multiply
   17,460.32x = 24,123.48 × 12,178.72
4. Step 4: Simplify right side
   17,460.32x = 293,793,108.35
5. Step 5: Solve for x
   x = 293,793,108.35/17,460.32
6. Step 6: Final answer
   x = 16,826.33