Finding the Third Proportional to 124,543.50 and 188,289

Step by Step Solution

1. Step 1: Write the proportion equation
   124,543.50 : 188,289 = 188,289 : x
2. Step 2: Convert to fraction form
   124,543.50/188,289 = 188,289/x
3. Step 3: Cross multiply
   124,543.50x = 188,289 × 188,289
4. Step 4: Simplify right side
   124,543.50x = 35,452,747,521
5. Step 5: Solve for x
   x = 35,452,747,521/124,543.50
6. Step 6: Final answer
   x = 284,661.56