Finding the Third Proportional to 2,220,594 and 4,777,986

Step by Step Solution

1. Step 1: Write the proportion equation
   2,220,594 : 4,777,986 = 4,777,986 : x
2. Step 2: Convert to fraction form
   2,220,594/4,777,986 = 4,777,986/x
3. Step 3: Cross multiply
   2,220,594x = 4,777,986 × 4,777,986
4. Step 4: Simplify right side
   2,220,594x = 22,829,150,216,196
5. Step 5: Solve for x
   x = 22,829,150,216,196/2,220,594
6. Step 6: Final answer
   x = 10,280,650.23