Finding the Third Proportional to 4,234.50 and 5,688

Step by Step Solution

1. Step 1: Write the proportion equation
   4,234.50 : 5,688 = 5,688 : x
2. Step 2: Convert to fraction form
   4,234.50/5,688 = 5,688/x
3. Step 3: Cross multiply
   4,234.50x = 5,688 × 5,688
4. Step 4: Simplify right side
   4,234.50x = 32,353,344
5. Step 5: Solve for x
   x = 32,353,344/4,234.50
6. Step 6: Final answer
   x = 7,640.42