Finding the Third Proportional to 1,738,640 and 2,659,602

Step by Step Solution

1. Step 1: Write the proportion equation
   1,738,640 : 2,659,602 = 2,659,602 : x
2. Step 2: Convert to fraction form
   1,738,640/2,659,602 = 2,659,602/x
3. Step 3: Cross multiply
   1,738,640x = 2,659,602 × 2,659,602
4. Step 4: Simplify right side
   1,738,640x = 7,073,482,798,404
5. Step 5: Solve for x
   x = 7,073,482,798,404/1,738,640
6. Step 6: Final answer
   x = 4,068,399.90