Finding the Third Proportional to 1,635,772 and 3,574,808

Step by Step Solution

1. Step 1: Write the proportion equation
   1,635,772 : 3,574,808 = 3,574,808 : x
2. Step 2: Convert to fraction form
   1,635,772/3,574,808 = 3,574,808/x
3. Step 3: Cross multiply
   1,635,772x = 3,574,808 × 3,574,808
4. Step 4: Simplify right side
   1,635,772x = 12,779,252,236,864
5. Step 5: Solve for x
   x = 12,779,252,236,864/1,635,772
6. Step 6: Final answer
   x = 7,812,367.64