Finding the Third Proportional to 1,635,780 and 3,574,824

Step by Step Solution

1. Step 1: Write the proportion equation
   1,635,780 : 3,574,824 = 3,574,824 : x
2. Step 2: Convert to fraction form
   1,635,780/3,574,824 = 3,574,824/x
3. Step 3: Cross multiply
   1,635,780x = 3,574,824 × 3,574,824
4. Step 4: Simplify right side
   1,635,780x = 12,779,366,630,976
5. Step 5: Solve for x
   x = 12,779,366,630,976/1,635,780
6. Step 6: Final answer
   x = 7,812,399.36