Finding the Fourth Proportional to 12,702.32, 17,529.16 and 7,037.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,702.32 : 17,529.16 = 7,037.07 : x
2. Step 2: Convert to fraction form
   12,702.32/17,529.16 = 7,037.07/x
3. Step 3: Cross multiply
   12,702.32x = 17,529.16 × 7,037.07
4. Step 4: Simplify right side
   12,702.32x = 123,353,890.78
5. Step 5: Solve for x
   x = 123,353,890.78/12,702.32
6. Step 6: Final answer
   x = 9,711.13