Finding the Third Proportional to 2,798,480 and 4,321,398

Step by Step Solution

1. Step 1: Write the proportion equation
   2,798,480 : 4,321,398 = 4,321,398 : x
2. Step 2: Convert to fraction form
   2,798,480/4,321,398 = 4,321,398/x
3. Step 3: Cross multiply
   2,798,480x = 4,321,398 × 4,321,398
4. Step 4: Simplify right side
   2,798,480x = 18,674,480,674,404
5. Step 5: Solve for x
   x = 18,674,480,674,404/2,798,480
6. Step 6: Final answer
   x = 6,673,079.91