Finding the Third Proportional to 74,405 and 111,150

Step by Step Solution

1. Step 1: Write the proportion equation
   74,405 : 111,150 = 111,150 : x
2. Step 2: Convert to fraction form
   74,405/111,150 = 111,150/x
3. Step 3: Cross multiply
   74,405x = 111,150 × 111,150
4. Step 4: Simplify right side
   74,405x = 12,354,322,500
5. Step 5: Solve for x
   x = 12,354,322,500/74,405
6. Step 6: Final answer
   x = 166,041.56