Finding the Third Proportional to 1,291,524 and 2,015,778

Step by Step Solution

1. Step 1: Write the proportion equation
   1,291,524 : 2,015,778 = 2,015,778 : x
2. Step 2: Convert to fraction form
   1,291,524/2,015,778 = 2,015,778/x
3. Step 3: Cross multiply
   1,291,524x = 2,015,778 × 2,015,778
4. Step 4: Simplify right side
   1,291,524x = 4,063,360,945,284
5. Step 5: Solve for x
   x = 4,063,360,945,284/1,291,524
6. Step 6: Final answer
   x = 3,146,175.33