Finding the Third Proportional to 67,986 and 148,815

Step by Step Solution

1. Step 1: Write the proportion equation
   67,986 : 148,815 = 148,815 : x
2. Step 2: Convert to fraction form
   67,986/148,815 = 148,815/x
3. Step 3: Cross multiply
   67,986x = 148,815 × 148,815
4. Step 4: Simplify right side
   67,986x = 22,145,904,225
5. Step 5: Solve for x
   x = 22,145,904,225/67,986
6. Step 6: Final answer
   x = 325,742.13