Finding the Third Proportional to 1,073,478 and 2,315,118

Step by Step Solution

1. Step 1: Write the proportion equation
   1,073,478 : 2,315,118 = 2,315,118 : x
2. Step 2: Convert to fraction form
   1,073,478/2,315,118 = 2,315,118/x
3. Step 3: Cross multiply
   1,073,478x = 2,315,118 × 2,315,118
4. Step 4: Simplify right side
   1,073,478x = 5,359,771,353,924
5. Step 5: Solve for x
   x = 5,359,771,353,924/1,073,478
6. Step 6: Final answer
   x = 4,992,902.84