Finding the Third Proportional to 116,982.75 and 239,498.81

Step by Step Solution

1. Step 1: Write the proportion equation
   116,982.75 : 239,498.81 = 239,498.81 : x
2. Step 2: Convert to fraction form
   116,982.75/239,498.81 = 239,498.81/x
3. Step 3: Cross multiply
   116,982.75x = 239,498.81 × 239,498.81
4. Step 4: Simplify right side
   116,982.75x = 57,359,681,188.91
5. Step 5: Solve for x
   x = 57,359,681,188.91/116,982.75
6. Step 6: Final answer
   x = 490,325.98