Finding the Third Proportional to 123,031.50 and 200,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,031.50 : 200,896.50 = 200,896.50 : x
2. Step 2: Convert to fraction form
   123,031.50/200,896.50 = 200,896.50/x
3. Step 3: Cross multiply
   123,031.50x = 200,896.50 × 200,896.50
4. Step 4: Simplify right side
   123,031.50x = 40,359,403,712.25
5. Step 5: Solve for x
   x = 40,359,403,712.25/123,031.50
6. Step 6: Final answer
   x = 328,041.22