Finding the Third Proportional to 2,188,555 and 3,274,068

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188,555 : 3,274,068 = 3,274,068 : x
2. Step 2: Convert to fraction form
   2,188,555/3,274,068 = 3,274,068/x
3. Step 3: Cross multiply
   2,188,555x = 3,274,068 × 3,274,068
4. Step 4: Simplify right side
   2,188,555x = 10,719,521,268,624
5. Step 5: Solve for x
   x = 10,719,521,268,624/2,188,555
6. Step 6: Final answer
   x = 4,897,990.35