Finding the Third Proportional to 1,422,828 and 2,186,730

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,828 : 2,186,730 = 2,186,730 : x
2. Step 2: Convert to fraction form
   1,422,828/2,186,730 = 2,186,730/x
3. Step 3: Cross multiply
   1,422,828x = 2,186,730 × 2,186,730
4. Step 4: Simplify right side
   1,422,828x = 4,781,788,092,900
5. Step 5: Solve for x
   x = 4,781,788,092,900/1,422,828
6. Step 6: Final answer
   x = 3,360,763.28