Finding the Third Proportional to 1,217,478 and 1,892,526

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,478 : 1,892,526 = 1,892,526 : x
2. Step 2: Convert to fraction form
   1,217,478/1,892,526 = 1,892,526/x
3. Step 3: Cross multiply
   1,217,478x = 1,892,526 × 1,892,526
4. Step 4: Simplify right side
   1,217,478x = 3,581,654,660,676
5. Step 5: Solve for x
   x = 3,581,654,660,676/1,217,478
6. Step 6: Final answer
   x = 2,941,863.97