Finding the Third Proportional to 235,380 and 355,270.50

Step by Step Solution

1. Step 1: Write the proportion equation
   235,380 : 355,270.50 = 355,270.50 : x
2. Step 2: Convert to fraction form
   235,380/355,270.50 = 355,270.50/x
3. Step 3: Cross multiply
   235,380x = 355,270.50 × 355,270.50
4. Step 4: Simplify right side
   235,380x = 126,217,128,170.25
5. Step 5: Solve for x
   x = 126,217,128,170.25/235,380
6. Step 6: Final answer
   x = 536,227.07