Finding the Third Proportional to 1,723,948 and 2,728,446

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723,948 : 2,728,446 = 2,728,446 : x
2. Step 2: Convert to fraction form
   1,723,948/2,728,446 = 2,728,446/x
3. Step 3: Cross multiply
   1,723,948x = 2,728,446 × 2,728,446
4. Step 4: Simplify right side
   1,723,948x = 7,444,417,574,916
5. Step 5: Solve for x
   x = 7,444,417,574,916/1,723,948
6. Step 6: Final answer
   x = 4,318,237.89