Finding the Third Proportional to 221,758 and 476,724

Step by Step Solution

1. Step 1: Write the proportion equation
   221,758 : 476,724 = 476,724 : x
2. Step 2: Convert to fraction form
   221,758/476,724 = 476,724/x
3. Step 3: Cross multiply
   221,758x = 476,724 × 476,724
4. Step 4: Simplify right side
   221,758x = 227,265,772,176
5. Step 5: Solve for x
   x = 227,265,772,176/221,758
6. Step 6: Final answer
   x = 1,024,836.86