Finding the Third Proportional to 3,384,288 and 5,555,560.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,384,288 : 5,555,560.50 = 5,555,560.50 : x
2. Step 2: Convert to fraction form
   3,384,288/5,555,560.50 = 5,555,560.50/x
3. Step 3: Cross multiply
   3,384,288x = 5,555,560.50 × 5,555,560.50
4. Step 4: Simplify right side
   3,384,288x = 30,864,252,469,160.25
5. Step 5: Solve for x
   x = 30,864,252,469,160.25/3,384,288
6. Step 6: Final answer
   x = 9,119,865.82