Finding the Third Proportional to 150,955 and 308,464.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,955 : 308,464.50 = 308,464.50 : x
2. Step 2: Convert to fraction form
   150,955/308,464.50 = 308,464.50/x
3. Step 3: Cross multiply
   150,955x = 308,464.50 × 308,464.50
4. Step 4: Simplify right side
   150,955x = 95,150,347,760.25
5. Step 5: Solve for x
   x = 95,150,347,760.25/150,955
6. Step 6: Final answer
   x = 630,322.60