Finding the Third Proportional to 826,914 and 1,245,210

Step by Step Solution

1. Step 1: Write the proportion equation
   826,914 : 1,245,210 = 1,245,210 : x
2. Step 2: Convert to fraction form
   826,914/1,245,210 = 1,245,210/x
3. Step 3: Cross multiply
   826,914x = 1,245,210 × 1,245,210
4. Step 4: Simplify right side
   826,914x = 1,550,547,944,100
5. Step 5: Solve for x
   x = 1,550,547,944,100/826,914
6. Step 6: Final answer
   x = 1,875,101.82