Finding the Third Proportional to 58,768.50 and 126,888

Step by Step Solution

1. Step 1: Write the proportion equation
   58,768.50 : 126,888 = 126,888 : x
2. Step 2: Convert to fraction form
   58,768.50/126,888 = 126,888/x
3. Step 3: Cross multiply
   58,768.50x = 126,888 × 126,888
4. Step 4: Simplify right side
   58,768.50x = 16,100,564,544
5. Step 5: Solve for x
   x = 16,100,564,544/58,768.50
6. Step 6: Final answer
   x = 273,965.89