Finding the Fourth Proportional to 12,826.32, 17,702.55 and 7,524.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,826.32 : 17,702.55 = 7,524.24 : x
2. Step 2: Convert to fraction form
   12,826.32/17,702.55 = 7,524.24/x
3. Step 3: Cross multiply
   12,826.32x = 17,702.55 × 7,524.24
4. Step 4: Simplify right side
   12,826.32x = 133,198,234.81
5. Step 5: Solve for x
   x = 133,198,234.81/12,826.32
6. Step 6: Final answer
   x = 10,384.76