Finding the Third Proportional to 2,061,612 and 4,181,220

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061,612 : 4,181,220 = 4,181,220 : x
2. Step 2: Convert to fraction form
   2,061,612/4,181,220 = 4,181,220/x
3. Step 3: Cross multiply
   2,061,612x = 4,181,220 × 4,181,220
4. Step 4: Simplify right side
   2,061,612x = 17,482,600,688,400
5. Step 5: Solve for x
   x = 17,482,600,688,400/2,061,612
6. Step 6: Final answer
   x = 8,480,063.51