Finding the Third Proportional to 1,277,490 and 2,129,027

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277,490 : 2,129,027 = 2,129,027 : x
2. Step 2: Convert to fraction form
   1,277,490/2,129,027 = 2,129,027/x
3. Step 3: Cross multiply
   1,277,490x = 2,129,027 × 2,129,027
4. Step 4: Simplify right side
   1,277,490x = 4,532,755,966,729
5. Step 5: Solve for x
   x = 4,532,755,966,729/1,277,490
6. Step 6: Final answer
   x = 3,548,173.35