Finding the Third Proportional to 143,329.50 and 200,468.25

Step by Step Solution

1. Step 1: Write the proportion equation
   143,329.50 : 200,468.25 = 200,468.25 : x
2. Step 2: Convert to fraction form
   143,329.50/200,468.25 = 200,468.25/x
3. Step 3: Cross multiply
   143,329.50x = 200,468.25 × 200,468.25
4. Step 4: Simplify right side
   143,329.50x = 40,187,519,258.06
5. Step 5: Solve for x
   x = 40,187,519,258.06/143,329.50
6. Step 6: Final answer
   x = 280,385.54