Finding the Third Proportional to 1,315,784 and 2,734,992

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,784 : 2,734,992 = 2,734,992 : x
2. Step 2: Convert to fraction form
   1,315,784/2,734,992 = 2,734,992/x
3. Step 3: Cross multiply
   1,315,784x = 2,734,992 × 2,734,992
4. Step 4: Simplify right side
   1,315,784x = 7,480,181,240,064
5. Step 5: Solve for x
   x = 7,480,181,240,064/1,315,784
6. Step 6: Final answer
   x = 5,684,961.39