Finding the Third Proportional to 2,166,559 and 4,694,702

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,559 : 4,694,702 = 4,694,702 : x
2. Step 2: Convert to fraction form
   2,166,559/4,694,702 = 4,694,702/x
3. Step 3: Cross multiply
   2,166,559x = 4,694,702 × 4,694,702
4. Step 4: Simplify right side
   2,166,559x = 22,040,226,868,804
5. Step 5: Solve for x
   x = 22,040,226,868,804/2,166,559
6. Step 6: Final answer
   x = 10,172,917.92