Finding the Third Proportional to 2,476,899 and 5,456,619

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476,899 : 5,456,619 = 5,456,619 : x
2. Step 2: Convert to fraction form
   2,476,899/5,456,619 = 5,456,619/x
3. Step 3: Cross multiply
   2,476,899x = 5,456,619 × 5,456,619
4. Step 4: Simplify right side
   2,476,899x = 29,774,690,911,161
5. Step 5: Solve for x
   x = 29,774,690,911,161/2,476,899
6. Step 6: Final answer
   x = 12,020,954.80