Finding the Third Proportional to 155,118 and 223,651.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,118 : 223,651.50 = 223,651.50 : x
2. Step 2: Convert to fraction form
   155,118/223,651.50 = 223,651.50/x
3. Step 3: Cross multiply
   155,118x = 223,651.50 × 223,651.50
4. Step 4: Simplify right side
   155,118x = 50,019,993,452.25
5. Step 5: Solve for x
   x = 50,019,993,452.25/155,118
6. Step 6: Final answer
   x = 322,464.15