Finding the Third Proportional to 50,409 and 74,464.31

Step by Step Solution

1. Step 1: Write the proportion equation
   50,409 : 74,464.31 = 74,464.31 : x
2. Step 2: Convert to fraction form
   50,409/74,464.31 = 74,464.31/x
3. Step 3: Cross multiply
   50,409x = 74,464.31 × 74,464.31
4. Step 4: Simplify right side
   50,409x = 5,544,933,836.10
5. Step 5: Solve for x
   x = 5,544,933,836.10/50,409
6. Step 6: Final answer
   x = 109,998.89