Finding the Third Proportional to 111,469.50 and 242,622

Step by Step Solution

1. Step 1: Write the proportion equation
   111,469.50 : 242,622 = 242,622 : x
2. Step 2: Convert to fraction form
   111,469.50/242,622 = 242,622/x
3. Step 3: Cross multiply
   111,469.50x = 242,622 × 242,622
4. Step 4: Simplify right side
   111,469.50x = 58,865,434,884
5. Step 5: Solve for x
   x = 58,865,434,884/111,469.50
6. Step 6: Final answer
   x = 528,085.57