Finding the Third Proportional to 217,926 and 475,704

Step by Step Solution

1. Step 1: Write the proportion equation
   217,926 : 475,704 = 475,704 : x
2. Step 2: Convert to fraction form
   217,926/475,704 = 475,704/x
3. Step 3: Cross multiply
   217,926x = 475,704 × 475,704
4. Step 4: Simplify right side
   217,926x = 226,294,295,616
5. Step 5: Solve for x
   x = 226,294,295,616/217,926
6. Step 6: Final answer
   x = 1,038,399.71