Finding the Fourth Proportional to 12,659.24, 17,471.76 and 7,070.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,659.24 : 17,471.76 = 7,070.24 : x
2. Step 2: Convert to fraction form
   12,659.24/17,471.76 = 7,070.24/x
3. Step 3: Cross multiply
   12,659.24x = 17,471.76 × 7,070.24
4. Step 4: Simplify right side
   12,659.24x = 123,529,536.42
5. Step 5: Solve for x
   x = 123,529,536.42/12,659.24
6. Step 6: Final answer
   x = 9,758.05