Finding the Third Proportional to 619 and 1,466.50

Step by Step Solution

1. Step 1: Write the proportion equation
   619 : 1,466.50 = 1,466.50 : x
2. Step 2: Convert to fraction form
   619/1,466.50 = 1,466.50/x
3. Step 3: Cross multiply
   619x = 1,466.50 × 1,466.50
4. Step 4: Simplify right side
   619x = 2,150,622.25
5. Step 5: Solve for x
   x = 2,150,622.25/619
6. Step 6: Final answer
   x = 3,474.35