Finding the Third Proportional to 1,691,736 and 2,490,876

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,736 : 2,490,876 = 2,490,876 : x
2. Step 2: Convert to fraction form
   1,691,736/2,490,876 = 2,490,876/x
3. Step 3: Cross multiply
   1,691,736x = 2,490,876 × 2,490,876
4. Step 4: Simplify right side
   1,691,736x = 6,204,463,247,376
5. Step 5: Solve for x
   x = 6,204,463,247,376/1,691,736
6. Step 6: Final answer
   x = 3,667,512.69