Finding the Third Proportional to 2,702,772 and 3,640,449

Step by Step Solution

1. Step 1: Write the proportion equation
   2,702,772 : 3,640,449 = 3,640,449 : x
2. Step 2: Convert to fraction form
   2,702,772/3,640,449 = 3,640,449/x
3. Step 3: Cross multiply
   2,702,772x = 3,640,449 × 3,640,449
4. Step 4: Simplify right side
   2,702,772x = 13,252,868,921,601
5. Step 5: Solve for x
   x = 13,252,868,921,601/2,702,772
6. Step 6: Final answer
   x = 4,903,435.78