Finding the Third Proportional to 2,738,722 and 4,263,078

Step by Step Solution

1. Step 1: Write the proportion equation
   2,738,722 : 4,263,078 = 4,263,078 : x
2. Step 2: Convert to fraction form
   2,738,722/4,263,078 = 4,263,078/x
3. Step 3: Cross multiply
   2,738,722x = 4,263,078 × 4,263,078
4. Step 4: Simplify right side
   2,738,722x = 18,173,834,034,084
5. Step 5: Solve for x
   x = 18,173,834,034,084/2,738,722
6. Step 6: Final answer
   x = 6,635,881.27