Finding the Third Proportional to 2,420,798 and 3,392,690

Step by Step Solution

1. Step 1: Write the proportion equation
   2,420,798 : 3,392,690 = 3,392,690 : x
2. Step 2: Convert to fraction form
   2,420,798/3,392,690 = 3,392,690/x
3. Step 3: Cross multiply
   2,420,798x = 3,392,690 × 3,392,690
4. Step 4: Simplify right side
   2,420,798x = 11,510,345,436,100
5. Step 5: Solve for x
   x = 11,510,345,436,100/2,420,798
6. Step 6: Final answer
   x = 4,754,773.19