Finding the Third Proportional to 2,222,208 and 4,781,646

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222,208 : 4,781,646 = 4,781,646 : x
2. Step 2: Convert to fraction form
   2,222,208/4,781,646 = 4,781,646/x
3. Step 3: Cross multiply
   2,222,208x = 4,781,646 × 4,781,646
4. Step 4: Simplify right side
   2,222,208x = 22,864,138,469,316
5. Step 5: Solve for x
   x = 22,864,138,469,316/2,222,208
6. Step 6: Final answer
   x = 10,288,928.16