Finding the Third Proportional to 123,203 and 176,056

Step by Step Solution

1. Step 1: Write the proportion equation
   123,203 : 176,056 = 176,056 : x
2. Step 2: Convert to fraction form
   123,203/176,056 = 176,056/x
3. Step 3: Cross multiply
   123,203x = 176,056 × 176,056
4. Step 4: Simplify right side
   123,203x = 30,995,715,136
5. Step 5: Solve for x
   x = 30,995,715,136/123,203
6. Step 6: Final answer
   x = 251,582.47