Finding the Third Proportional to 143,066 and 226,488

Step by Step Solution

1. Step 1: Write the proportion equation
   143,066 : 226,488 = 226,488 : x
2. Step 2: Convert to fraction form
   143,066/226,488 = 226,488/x
3. Step 3: Cross multiply
   143,066x = 226,488 × 226,488
4. Step 4: Simplify right side
   143,066x = 51,296,814,144
5. Step 5: Solve for x
   x = 51,296,814,144/143,066
6. Step 6: Final answer
   x = 358,553.49