Finding the Third Proportional to 126,840.75 and 195,030

Step by Step Solution

1. Step 1: Write the proportion equation
   126,840.75 : 195,030 = 195,030 : x
2. Step 2: Convert to fraction form
   126,840.75/195,030 = 195,030/x
3. Step 3: Cross multiply
   126,840.75x = 195,030 × 195,030
4. Step 4: Simplify right side
   126,840.75x = 38,036,700,900
5. Step 5: Solve for x
   x = 38,036,700,900/126,840.75
6. Step 6: Final answer
   x = 299,877.61