Finding the Third Proportional to 217,117.25 and 471,370

Step by Step Solution

1. Step 1: Write the proportion equation
   217,117.25 : 471,370 = 471,370 : x
2. Step 2: Convert to fraction form
   217,117.25/471,370 = 471,370/x
3. Step 3: Cross multiply
   217,117.25x = 471,370 × 471,370
4. Step 4: Simplify right side
   217,117.25x = 222,189,676,900
5. Step 5: Solve for x
   x = 222,189,676,900/217,117.25
6. Step 6: Final answer
   x = 1,023,362.62