Finding the Third Proportional to 1,577,668 and 3,403,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,668 : 3,403,520 = 3,403,520 : x
2. Step 2: Convert to fraction form
   1,577,668/3,403,520 = 3,403,520/x
3. Step 3: Cross multiply
   1,577,668x = 3,403,520 × 3,403,520
4. Step 4: Simplify right side
   1,577,668x = 11,583,948,390,400
5. Step 5: Solve for x
   x = 11,583,948,390,400/1,577,668
6. Step 6: Final answer
   x = 7,342,449.99