Finding the Fourth Proportional to 15,456.65, 23,176.58 and 7,018.52

Step by Step Solution

1. Step 1: Write the proportion equation
   15,456.65 : 23,176.58 = 7,018.52 : x
2. Step 2: Convert to fraction form
   15,456.65/23,176.58 = 7,018.52/x
3. Step 3: Cross multiply
   15,456.65x = 23,176.58 × 7,018.52
4. Step 4: Simplify right side
   15,456.65x = 162,665,139.29
5. Step 5: Solve for x
   x = 162,665,139.29/15,456.65
6. Step 6: Final answer
   x = 10,523.96