Finding the Third Proportional to 680,446 and 1,464,896

Step by Step Solution

1. Step 1: Write the proportion equation
   680,446 : 1,464,896 = 1,464,896 : x
2. Step 2: Convert to fraction form
   680,446/1,464,896 = 1,464,896/x
3. Step 3: Cross multiply
   680,446x = 1,464,896 × 1,464,896
4. Step 4: Simplify right side
   680,446x = 2,145,920,290,816
5. Step 5: Solve for x
   x = 2,145,920,290,816/680,446
6. Step 6: Final answer
   x = 3,153,696.68