Finding the Fourth Proportional to 12,717.72, 17,551.35 and 7,053.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,717.72 : 17,551.35 = 7,053.01 : x
2. Step 2: Convert to fraction form
   12,717.72/17,551.35 = 7,053.01/x
3. Step 3: Cross multiply
   12,717.72x = 17,551.35 × 7,053.01
4. Step 4: Simplify right side
   12,717.72x = 123,789,849.32
5. Step 5: Solve for x
   x = 123,789,849.32/12,717.72
6. Step 6: Final answer
   x = 9,733.65