Finding the Third Proportional to 1,960,431 and 2,998,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960,431 : 2,998,320 = 2,998,320 : x
2. Step 2: Convert to fraction form
   1,960,431/2,998,320 = 2,998,320/x
3. Step 3: Cross multiply
   1,960,431x = 2,998,320 × 2,998,320
4. Step 4: Simplify right side
   1,960,431x = 8,989,922,822,400
5. Step 5: Solve for x
   x = 8,989,922,822,400/1,960,431
6. Step 6: Final answer
   x = 4,585,686.93