Finding the Third Proportional to 2,220,926 and 4,822,389

Step by Step Solution

1. Step 1: Write the proportion equation
   2,220,926 : 4,822,389 = 4,822,389 : x
2. Step 2: Convert to fraction form
   2,220,926/4,822,389 = 4,822,389/x
3. Step 3: Cross multiply
   2,220,926x = 4,822,389 × 4,822,389
4. Step 4: Simplify right side
   2,220,926x = 23,255,435,667,321
5. Step 5: Solve for x
   x = 23,255,435,667,321/2,220,926
6. Step 6: Final answer
   x = 10,471,053.82