Finding the Third Proportional to 826,612 and 1,276,748

Step by Step Solution

1. Step 1: Write the proportion equation
   826,612 : 1,276,748 = 1,276,748 : x
2. Step 2: Convert to fraction form
   826,612/1,276,748 = 1,276,748/x
3. Step 3: Cross multiply
   826,612x = 1,276,748 × 1,276,748
4. Step 4: Simplify right side
   826,612x = 1,630,085,455,504
5. Step 5: Solve for x
   x = 1,630,085,455,504/826,612
6. Step 6: Final answer
   x = 1,972,007.97