Finding the Third Proportional to 131,348.50 and 208,019

Step by Step Solution

1. Step 1: Write the proportion equation
   131,348.50 : 208,019 = 208,019 : x
2. Step 2: Convert to fraction form
   131,348.50/208,019 = 208,019/x
3. Step 3: Cross multiply
   131,348.50x = 208,019 × 208,019
4. Step 4: Simplify right side
   131,348.50x = 43,271,904,361
5. Step 5: Solve for x
   x = 43,271,904,361/131,348.50
6. Step 6: Final answer
   x = 329,443.46