Finding the Third Proportional to 142,746 and 222,024

Step by Step Solution

1. Step 1: Write the proportion equation
   142,746 : 222,024 = 222,024 : x
2. Step 2: Convert to fraction form
   142,746/222,024 = 222,024/x
3. Step 3: Cross multiply
   142,746x = 222,024 × 222,024
4. Step 4: Simplify right side
   142,746x = 49,294,656,576
5. Step 5: Solve for x
   x = 49,294,656,576/142,746
6. Step 6: Final answer
   x = 345,331.26