Finding the Third Proportional to 754,400 and 1,616,662

Step by Step Solution

1. Step 1: Write the proportion equation
   754,400 : 1,616,662 = 1,616,662 : x
2. Step 2: Convert to fraction form
   754,400/1,616,662 = 1,616,662/x
3. Step 3: Cross multiply
   754,400x = 1,616,662 × 1,616,662
4. Step 4: Simplify right side
   754,400x = 2,613,596,022,244
5. Step 5: Solve for x
   x = 2,613,596,022,244/754,400
6. Step 6: Final answer
   x = 3,464,469.81