Finding the Fourth Proportional to 12,659.83, 17,467.57 and 7,351.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,659.83 : 17,467.57 = 7,351.49 : x
2. Step 2: Convert to fraction form
   12,659.83/17,467.57 = 7,351.49/x
3. Step 3: Cross multiply
   12,659.83x = 17,467.57 × 7,351.49
4. Step 4: Simplify right side
   12,659.83x = 128,412,666.18
5. Step 5: Solve for x
   x = 128,412,666.18/12,659.83
6. Step 6: Final answer
   x = 10,143.32