Finding the Third Proportional to 1,722,409 and 4,023,045

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722,409 : 4,023,045 = 4,023,045 : x
2. Step 2: Convert to fraction form
   1,722,409/4,023,045 = 4,023,045/x
3. Step 3: Cross multiply
   1,722,409x = 4,023,045 × 4,023,045
4. Step 4: Simplify right side
   1,722,409x = 16,184,891,072,025
5. Step 5: Solve for x
   x = 16,184,891,072,025/1,722,409
6. Step 6: Final answer
   x = 9,396,659.60