Finding the Third Proportional to 401,328 and 871,848

Step by Step Solution

1. Step 1: Write the proportion equation
   401,328 : 871,848 = 871,848 : x
2. Step 2: Convert to fraction form
   401,328/871,848 = 871,848/x
3. Step 3: Cross multiply
   401,328x = 871,848 × 871,848
4. Step 4: Simplify right side
   401,328x = 760,118,935,104
5. Step 5: Solve for x
   x = 760,118,935,104/401,328
6. Step 6: Final answer
   x = 1,894,009.23