Finding the Third Proportional to 1,312,341 and 2,729,442

Step by Step Solution

1. Step 1: Write the proportion equation
   1,312,341 : 2,729,442 = 2,729,442 : x
2. Step 2: Convert to fraction form
   1,312,341/2,729,442 = 2,729,442/x
3. Step 3: Cross multiply
   1,312,341x = 2,729,442 × 2,729,442
4. Step 4: Simplify right side
   1,312,341x = 7,449,853,631,364
5. Step 5: Solve for x
   x = 7,449,853,631,364/1,312,341
6. Step 6: Final answer
   x = 5,676,766.66