Finding the Fourth Proportional to 12,974.16, 17,904.78 and 7,673.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,974.16 : 17,904.78 = 7,673.52 : x
2. Step 2: Convert to fraction form
   12,974.16/17,904.78 = 7,673.52/x
3. Step 3: Cross multiply
   12,974.16x = 17,904.78 × 7,673.52
4. Step 4: Simplify right side
   12,974.16x = 137,392,687.43
5. Step 5: Solve for x
   x = 137,392,687.43/12,974.16
6. Step 6: Final answer
   x = 10,589.72