Finding the Third Proportional to 3,288,624 and 7,173,288

Step by Step Solution

1. Step 1: Write the proportion equation
   3,288,624 : 7,173,288 = 7,173,288 : x
2. Step 2: Convert to fraction form
   3,288,624/7,173,288 = 7,173,288/x
3. Step 3: Cross multiply
   3,288,624x = 7,173,288 × 7,173,288
4. Step 4: Simplify right side
   3,288,624x = 51,456,060,730,944
5. Step 5: Solve for x
   x = 51,456,060,730,944/3,288,624
6. Step 6: Final answer
   x = 15,646,684.06