Finding the Third Proportional to 2,018,878 and 3,103,156

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,878 : 3,103,156 = 3,103,156 : x
2. Step 2: Convert to fraction form
   2,018,878/3,103,156 = 3,103,156/x
3. Step 3: Cross multiply
   2,018,878x = 3,103,156 × 3,103,156
4. Step 4: Simplify right side
   2,018,878x = 9,629,577,160,336
5. Step 5: Solve for x
   x = 9,629,577,160,336/2,018,878
6. Step 6: Final answer
   x = 4,769,766.75