Finding the Third Proportional to 1,373,499 and 2,020,539

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,499 : 2,020,539 = 2,020,539 : x
2. Step 2: Convert to fraction form
   1,373,499/2,020,539 = 2,020,539/x
3. Step 3: Cross multiply
   1,373,499x = 2,020,539 × 2,020,539
4. Step 4: Simplify right side
   1,373,499x = 4,082,577,850,521
5. Step 5: Solve for x
   x = 4,082,577,850,521/1,373,499
6. Step 6: Final answer
   x = 2,972,392.30