Finding the Third Proportional to 562,974 and 871,388

Step by Step Solution

1. Step 1: Write the proportion equation
   562,974 : 871,388 = 871,388 : x
2. Step 2: Convert to fraction form
   562,974/871,388 = 871,388/x
3. Step 3: Cross multiply
   562,974x = 871,388 × 871,388
4. Step 4: Simplify right side
   562,974x = 759,317,046,544
5. Step 5: Solve for x
   x = 759,317,046,544/562,974
6. Step 6: Final answer
   x = 1,348,760.42