Finding the Fourth Proportional to 12,328.65, 17,015.31 and 7,023.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,328.65 : 17,015.31 = 7,023.96 : x
2. Step 2: Convert to fraction form
   12,328.65/17,015.31 = 7,023.96/x
3. Step 3: Cross multiply
   12,328.65x = 17,015.31 × 7,023.96
4. Step 4: Simplify right side
   12,328.65x = 119,514,856.83
5. Step 5: Solve for x
   x = 119,514,856.83/12,328.65
6. Step 6: Final answer
   x = 9,694.07