Finding the Fourth Proportional to 12,675.97, 17,489.27 and 7,570.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,675.97 : 17,489.27 = 7,570.89 : x
2. Step 2: Convert to fraction form
   12,675.97/17,489.27 = 7,570.89/x
3. Step 3: Cross multiply
   12,675.97x = 17,489.27 × 7,570.89
4. Step 4: Simplify right side
   12,675.97x = 132,409,214.05
5. Step 5: Solve for x
   x = 132,409,214.05/12,675.97
6. Step 6: Final answer
   x = 10,445.69