Finding the Third Proportional to 1,284,040 and 2,733,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,040 : 2,733,968 = 2,733,968 : x
2. Step 2: Convert to fraction form
   1,284,040/2,733,968 = 2,733,968/x
3. Step 3: Cross multiply
   1,284,040x = 2,733,968 × 2,733,968
4. Step 4: Simplify right side
   1,284,040x = 7,474,581,025,024
5. Step 5: Solve for x
   x = 7,474,581,025,024/1,284,040
6. Step 6: Final answer
   x = 5,821,143.44