Finding the Third Proportional to 1,498,256 and 2,191,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498,256 : 2,191,320 = 2,191,320 : x
2. Step 2: Convert to fraction form
   1,498,256/2,191,320 = 2,191,320/x
3. Step 3: Cross multiply
   1,498,256x = 2,191,320 × 2,191,320
4. Step 4: Simplify right side
   1,498,256x = 4,801,883,342,400
5. Step 5: Solve for x
   x = 4,801,883,342,400/1,498,256
6. Step 6: Final answer
   x = 3,204,981.89