Finding the Third Proportional to 1,738,664 and 2,659,656

Step by Step Solution

1. Step 1: Write the proportion equation
   1,738,664 : 2,659,656 = 2,659,656 : x
2. Step 2: Convert to fraction form
   1,738,664/2,659,656 = 2,659,656/x
3. Step 3: Cross multiply
   1,738,664x = 2,659,656 × 2,659,656
4. Step 4: Simplify right side
   1,738,664x = 7,073,770,038,336
5. Step 5: Solve for x
   x = 7,073,770,038,336/1,738,664
6. Step 6: Final answer
   x = 4,068,508.95