Finding the Third Proportional to 143,758.50 and 223,233

Step by Step Solution

1. Step 1: Write the proportion equation
   143,758.50 : 223,233 = 223,233 : x
2. Step 2: Convert to fraction form
   143,758.50/223,233 = 223,233/x
3. Step 3: Cross multiply
   143,758.50x = 223,233 × 223,233
4. Step 4: Simplify right side
   143,758.50x = 49,832,972,289
5. Step 5: Solve for x
   x = 49,832,972,289/143,758.50
6. Step 6: Final answer
   x = 346,643.66