Finding the Third Proportional to 62,328 and 133,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,328 : 133,399.50 = 133,399.50 : x
2. Step 2: Convert to fraction form
   62,328/133,399.50 = 133,399.50/x
3. Step 3: Cross multiply
   62,328x = 133,399.50 × 133,399.50
4. Step 4: Simplify right side
   62,328x = 17,795,426,600.25
5. Step 5: Solve for x
   x = 17,795,426,600.25/62,328
6. Step 6: Final answer
   x = 285,512.56