Finding the Third Proportional to 222,066 and 486,301.50

Step by Step Solution

1. Step 1: Write the proportion equation
   222,066 : 486,301.50 = 486,301.50 : x
2. Step 2: Convert to fraction form
   222,066/486,301.50 = 486,301.50/x
3. Step 3: Cross multiply
   222,066x = 486,301.50 × 486,301.50
4. Step 4: Simplify right side
   222,066x = 236,489,148,902.25
5. Step 5: Solve for x
   x = 236,489,148,902.25/222,066
6. Step 6: Final answer
   x = 1,064,949.83