Finding the Fourth Proportional to 12,757.35, 17,606.51 and 7,453.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,757.35 : 17,606.51 = 7,453.89 : x
2. Step 2: Convert to fraction form
   12,757.35/17,606.51 = 7,453.89/x
3. Step 3: Cross multiply
   12,757.35x = 17,606.51 × 7,453.89
4. Step 4: Simplify right side
   12,757.35x = 131,236,951.55
5. Step 5: Solve for x
   x = 131,236,951.55/12,757.35
6. Step 6: Final answer
   x = 10,287.16