Finding the Third Proportional to 155,233.50 and 246,216

Step by Step Solution

1. Step 1: Write the proportion equation
   155,233.50 : 246,216 = 246,216 : x
2. Step 2: Convert to fraction form
   155,233.50/246,216 = 246,216/x
3. Step 3: Cross multiply
   155,233.50x = 246,216 × 246,216
4. Step 4: Simplify right side
   155,233.50x = 60,622,318,656
5. Step 5: Solve for x
   x = 60,622,318,656/155,233.50
6. Step 6: Final answer
   x = 390,523.43