Finding the Third Proportional to 124.88 and 188.56

Step by Step Solution

1. Step 1: Write the proportion equation
   124.88 : 188.56 = 188.56 : x
2. Step 2: Convert to fraction form
   124.88/188.56 = 188.56/x
3. Step 3: Cross multiply
   124.88x = 188.56 × 188.56
4. Step 4: Simplify right side
   124.88x = 35,555.82
5. Step 5: Solve for x
   x = 35,555.82/124.88
6. Step 6: Final answer
   x = 284.73