Finding the Fourth Proportional to 12,651.12, 17,457.84 and 7,062.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,651.12 : 17,457.84 = 7,062.48 : x
2. Step 2: Convert to fraction form
   12,651.12/17,457.84 = 7,062.48/x
3. Step 3: Cross multiply
   12,651.12x = 17,457.84 × 7,062.48
4. Step 4: Simplify right side
   12,651.12x = 123,295,645.84
5. Step 5: Solve for x
   x = 123,295,645.84/12,651.12
6. Step 6: Final answer
   x = 9,745.83