Finding the Third Proportional to 1,234.50 and 2,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,234.50 : 2,208 = 2,208 : x
2. Step 2: Convert to fraction form
   1,234.50/2,208 = 2,208/x
3. Step 3: Cross multiply
   1,234.50x = 2,208 × 2,208
4. Step 4: Simplify right side
   1,234.50x = 4,875,264
5. Step 5: Solve for x
   x = 4,875,264/1,234.50
6. Step 6: Final answer
   x = 3,949.18