Finding the Third Proportional to 1,290,950 and 2,729,650

Step by Step Solution

1. Step 1: Write the proportion equation
   1,290,950 : 2,729,650 = 2,729,650 : x
2. Step 2: Convert to fraction form
   1,290,950/2,729,650 = 2,729,650/x
3. Step 3: Cross multiply
   1,290,950x = 2,729,650 × 2,729,650
4. Step 4: Simplify right side
   1,290,950x = 7,450,989,122,500
5. Step 5: Solve for x
   x = 7,450,989,122,500/1,290,950
6. Step 6: Final answer
   x = 5,771,710.08