Finding the Third Proportional to 222,860 and 476,822

Step by Step Solution

1. Step 1: Write the proportion equation
   222,860 : 476,822 = 476,822 : x
2. Step 2: Convert to fraction form
   222,860/476,822 = 476,822/x
3. Step 3: Cross multiply
   222,860x = 476,822 × 476,822
4. Step 4: Simplify right side
   222,860x = 227,359,219,684
5. Step 5: Solve for x
   x = 227,359,219,684/222,860
6. Step 6: Final answer
   x = 1,020,188.55