Finding the Third Proportional to 3,288,494 and 7,173,040

Step by Step Solution

1. Step 1: Write the proportion equation
   3,288,494 : 7,173,040 = 7,173,040 : x
2. Step 2: Convert to fraction form
   3,288,494/7,173,040 = 7,173,040/x
3. Step 3: Cross multiply
   3,288,494x = 7,173,040 × 7,173,040
4. Step 4: Simplify right side
   3,288,494x = 51,452,502,841,600
5. Step 5: Solve for x
   x = 51,452,502,841,600/3,288,494
6. Step 6: Final answer
   x = 15,646,220.68