Finding the Third Proportional to 1,335,974 and 2,911,720

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335,974 : 2,911,720 = 2,911,720 : x
2. Step 2: Convert to fraction form
   1,335,974/2,911,720 = 2,911,720/x
3. Step 3: Cross multiply
   1,335,974x = 2,911,720 × 2,911,720
4. Step 4: Simplify right side
   1,335,974x = 8,478,113,358,400
5. Step 5: Solve for x
   x = 8,478,113,358,400/1,335,974
6. Step 6: Final answer
   x = 6,346,016.73