Finding the Third Proportional to 2,741,689.69 and 4,243,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,741,689.69 : 4,243,144.50 = 4,243,144.50 : x
2. Step 2: Convert to fraction form
   2,741,689.69/4,243,144.50 = 4,243,144.50/x
3. Step 3: Cross multiply
   2,741,689.69x = 4,243,144.50 × 4,243,144.50
4. Step 4: Simplify right side
   2,741,689.69x = 18,004,275,247,880.25
5. Step 5: Solve for x
   x = 18,004,275,247,880.25/2,741,689.69
6. Step 6: Final answer
   x = 6,566,853.77