Finding the Third Proportional to 2,010,818 and 4,161,604

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010,818 : 4,161,604 = 4,161,604 : x
2. Step 2: Convert to fraction form
   2,010,818/4,161,604 = 4,161,604/x
3. Step 3: Cross multiply
   2,010,818x = 4,161,604 × 4,161,604
4. Step 4: Simplify right side
   2,010,818x = 17,318,947,852,816
5. Step 5: Solve for x
   x = 17,318,947,852,816/2,010,818
6. Step 6: Final answer
   x = 8,612,886.82