Finding the Third Proportional to 1,215.50 and 2,674

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215.50 : 2,674 = 2,674 : x
2. Step 2: Convert to fraction form
   1,215.50/2,674 = 2,674/x
3. Step 3: Cross multiply
   1,215.50x = 2,674 × 2,674
4. Step 4: Simplify right side
   1,215.50x = 7,150,276
5. Step 5: Solve for x
   x = 7,150,276/1,215.50
6. Step 6: Final answer
   x = 5,882.58