Finding the Third Proportional to 58,180.50 and 126,729

Step by Step Solution

1. Step 1: Write the proportion equation
   58,180.50 : 126,729 = 126,729 : x
2. Step 2: Convert to fraction form
   58,180.50/126,729 = 126,729/x
3. Step 3: Cross multiply
   58,180.50x = 126,729 × 126,729
4. Step 4: Simplify right side
   58,180.50x = 16,060,239,441
5. Step 5: Solve for x
   x = 16,060,239,441/58,180.50
6. Step 6: Final answer
   x = 276,041.62