Finding the Third Proportional to 1,723,956 and 2,728,458

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723,956 : 2,728,458 = 2,728,458 : x
2. Step 2: Convert to fraction form
   1,723,956/2,728,458 = 2,728,458/x
3. Step 3: Cross multiply
   1,723,956x = 2,728,458 × 2,728,458
4. Step 4: Simplify right side
   1,723,956x = 7,444,483,057,764
5. Step 5: Solve for x
   x = 7,444,483,057,764/1,723,956
6. Step 6: Final answer
   x = 4,318,255.84