Finding the Third Proportional to 402,574 and 950,422

Step by Step Solution

1. Step 1: Write the proportion equation
   402,574 : 950,422 = 950,422 : x
2. Step 2: Convert to fraction form
   402,574/950,422 = 950,422/x
3. Step 3: Cross multiply
   402,574x = 950,422 × 950,422
4. Step 4: Simplify right side
   402,574x = 903,301,978,084
5. Step 5: Solve for x
   x = 903,301,978,084/402,574
6. Step 6: Final answer
   x = 2,243,815.99