Finding the Third Proportional to 2,354,570 and 3,645,039

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354,570 : 3,645,039 = 3,645,039 : x
2. Step 2: Convert to fraction form
   2,354,570/3,645,039 = 3,645,039/x
3. Step 3: Cross multiply
   2,354,570x = 3,645,039 × 3,645,039
4. Step 4: Simplify right side
   2,354,570x = 13,286,309,311,521
5. Step 5: Solve for x
   x = 13,286,309,311,521/2,354,570
6. Step 6: Final answer
   x = 5,642,775.25