Finding the Third Proportional to 1,248,705 and 1,868,049

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248,705 : 1,868,049 = 1,868,049 : x
2. Step 2: Convert to fraction form
   1,248,705/1,868,049 = 1,868,049/x
3. Step 3: Cross multiply
   1,248,705x = 1,868,049 × 1,868,049
4. Step 4: Simplify right side
   1,248,705x = 3,489,607,066,401
5. Step 5: Solve for x
   x = 3,489,607,066,401/1,248,705
6. Step 6: Final answer
   x = 2,794,580.84