Finding the Third Proportional to 118,705.50 and 242,244

Step by Step Solution

1. Step 1: Write the proportion equation
   118,705.50 : 242,244 = 242,244 : x
2. Step 2: Convert to fraction form
   118,705.50/242,244 = 242,244/x
3. Step 3: Cross multiply
   118,705.50x = 242,244 × 242,244
4. Step 4: Simplify right side
   118,705.50x = 58,682,155,536
5. Step 5: Solve for x
   x = 58,682,155,536/118,705.50
6. Step 6: Final answer
   x = 494,350.77