Finding the Fourth Proportional to 12,766.36, 17,622.37 and 7,462.90

Step by Step Solution

1. Step 1: Write the proportion equation
   12,766.36 : 17,622.37 = 7,462.90 : x
2. Step 2: Convert to fraction form
   12,766.36/17,622.37 = 7,462.90/x
3. Step 3: Cross multiply
   12,766.36x = 17,622.37 × 7,462.90
4. Step 4: Simplify right side
   12,766.36x = 131,514,001.14
5. Step 5: Solve for x
   x = 131,514,001.14/12,766.36
6. Step 6: Final answer
   x = 10,301.60