Finding the Third Proportional to 3,290,025 and 4,907,638

Step by Step Solution

1. Step 1: Write the proportion equation
   3,290,025 : 4,907,638 = 4,907,638 : x
2. Step 2: Convert to fraction form
   3,290,025/4,907,638 = 4,907,638/x
3. Step 3: Cross multiply
   3,290,025x = 4,907,638 × 4,907,638
4. Step 4: Simplify right side
   3,290,025x = 24,084,910,739,044
5. Step 5: Solve for x
   x = 24,084,910,739,044/3,290,025
6. Step 6: Final answer
   x = 7,320,585.93