Finding the Third Proportional to 2,556,464 and 4,069,808

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,464 : 4,069,808 = 4,069,808 : x
2. Step 2: Convert to fraction form
   2,556,464/4,069,808 = 4,069,808/x
3. Step 3: Cross multiply
   2,556,464x = 4,069,808 × 4,069,808
4. Step 4: Simplify right side
   2,556,464x = 16,563,337,156,864
5. Step 5: Solve for x
   x = 16,563,337,156,864/2,556,464
6. Step 6: Final answer
   x = 6,479,002.70