Finding the Fourth Proportional to 12,452.88, 17,189.57 and 7,673.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,452.88 : 17,189.57 = 7,673.61 : x
2. Step 2: Convert to fraction form
   12,452.88/17,189.57 = 7,673.61/x
3. Step 3: Cross multiply
   12,452.88x = 17,189.57 × 7,673.61
4. Step 4: Simplify right side
   12,452.88x = 131,906,075.43
5. Step 5: Solve for x
   x = 131,906,075.43/12,452.88
6. Step 6: Final answer
   x = 10,592.42