Finding the Fourth Proportional to 12,807.96, 17,673.72 and 9,452.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,807.96 : 17,673.72 = 9,452.58 : x
2. Step 2: Convert to fraction form
   12,807.96/17,673.72 = 9,452.58/x
3. Step 3: Cross multiply
   12,807.96x = 17,673.72 × 9,452.58
4. Step 4: Simplify right side
   12,807.96x = 167,062,252.20
5. Step 5: Solve for x
   x = 167,062,252.20/12,807.96
6. Step 6: Final answer
   x = 13,043.63