Finding the Third Proportional to 1,222,896 and 2,500,212

Step by Step Solution

1. Step 1: Write the proportion equation
   1,222,896 : 2,500,212 = 2,500,212 : x
2. Step 2: Convert to fraction form
   1,222,896/2,500,212 = 2,500,212/x
3. Step 3: Cross multiply
   1,222,896x = 2,500,212 × 2,500,212
4. Step 4: Simplify right side
   1,222,896x = 6,251,060,044,944
5. Step 5: Solve for x
   x = 6,251,060,044,944/1,222,896
6. Step 6: Final answer
   x = 5,111,685.74