Finding the Fourth Proportional to 12,514.34, 17,268.62 and 7,477.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,514.34 : 17,268.62 = 7,477.56 : x
2. Step 2: Convert to fraction form
   12,514.34/17,268.62 = 7,477.56/x
3. Step 3: Cross multiply
   12,514.34x = 17,268.62 × 7,477.56
4. Step 4: Simplify right side
   12,514.34x = 129,127,104.78
5. Step 5: Solve for x
   x = 129,127,104.78/12,514.34
6. Step 6: Final answer
   x = 10,318.33