Finding the Third Proportional to 155,458.50 and 246,162

Step by Step Solution

1. Step 1: Write the proportion equation
   155,458.50 : 246,162 = 246,162 : x
2. Step 2: Convert to fraction form
   155,458.50/246,162 = 246,162/x
3. Step 3: Cross multiply
   155,458.50x = 246,162 × 246,162
4. Step 4: Simplify right side
   155,458.50x = 60,595,730,244
5. Step 5: Solve for x
   x = 60,595,730,244/155,458.50
6. Step 6: Final answer
   x = 389,787.18