Finding the Third Proportional to 221,144 and 476,848

Step by Step Solution

1. Step 1: Write the proportion equation
   221,144 : 476,848 = 476,848 : x
2. Step 2: Convert to fraction form
   221,144/476,848 = 476,848/x
3. Step 3: Cross multiply
   221,144x = 476,848 × 476,848
4. Step 4: Simplify right side
   221,144x = 227,384,015,104
5. Step 5: Solve for x
   x = 227,384,015,104/221,144
6. Step 6: Final answer
   x = 1,028,216.98