Finding the Third Proportional to 1,277,250 and 2,128,662

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277,250 : 2,128,662 = 2,128,662 : x
2. Step 2: Convert to fraction form
   1,277,250/2,128,662 = 2,128,662/x
3. Step 3: Cross multiply
   1,277,250x = 2,128,662 × 2,128,662
4. Step 4: Simplify right side
   1,277,250x = 4,531,201,910,244
5. Step 5: Solve for x
   x = 4,531,201,910,244/1,277,250
6. Step 6: Final answer
   x = 3,547,623.34