Finding the Fourth Proportional to 12,700.32, 17,525.90 and 7,035.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,700.32 : 17,525.90 = 7,035.31 : x
2. Step 2: Convert to fraction form
   12,700.32/17,525.90 = 7,035.31/x
3. Step 3: Cross multiply
   12,700.32x = 17,525.90 × 7,035.31
4. Step 4: Simplify right side
   12,700.32x = 123,300,065.60
5. Step 5: Solve for x
   x = 123,300,065.60/12,700.32
6. Step 6: Final answer
   x = 9,708.42