Finding the Third Proportional to 2,145,350 and 3,180,913

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,350 : 3,180,913 = 3,180,913 : x
2. Step 2: Convert to fraction form
   2,145,350/3,180,913 = 3,180,913/x
3. Step 3: Cross multiply
   2,145,350x = 3,180,913 × 3,180,913
4. Step 4: Simplify right side
   2,145,350x = 10,118,207,513,569
5. Step 5: Solve for x
   x = 10,118,207,513,569/2,145,350
6. Step 6: Final answer
   x = 4,716,343.49