Finding the Third Proportional to 1,031,857 and 1,486,258

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,857 : 1,486,258 = 1,486,258 : x
2. Step 2: Convert to fraction form
   1,031,857/1,486,258 = 1,486,258/x
3. Step 3: Cross multiply
   1,031,857x = 1,486,258 × 1,486,258
4. Step 4: Simplify right side
   1,031,857x = 2,208,962,842,564
5. Step 5: Solve for x
   x = 2,208,962,842,564/1,031,857
6. Step 6: Final answer
   x = 2,140,764.51