Finding the Third Proportional to 4,644,404 and 7,173,688

Step by Step Solution

1. Step 1: Write the proportion equation
   4,644,404 : 7,173,688 = 7,173,688 : x
2. Step 2: Convert to fraction form
   4,644,404/7,173,688 = 7,173,688/x
3. Step 3: Cross multiply
   4,644,404x = 7,173,688 × 7,173,688
4. Step 4: Simplify right side
   4,644,404x = 51,461,799,521,344
5. Step 5: Solve for x
   x = 51,461,799,521,344/4,644,404
6. Step 6: Final answer
   x = 11,080,388.25