Finding the Third Proportional to 34,344 and 71,319.38

Step by Step Solution

1. Step 1: Write the proportion equation
   34,344 : 71,319.38 = 71,319.38 : x
2. Step 2: Convert to fraction form
   34,344/71,319.38 = 71,319.38/x
3. Step 3: Cross multiply
   34,344x = 71,319.38 × 71,319.38
4. Step 4: Simplify right side
   34,344x = 5,086,453,250.39
5. Step 5: Solve for x
   x = 5,086,453,250.39/34,344
6. Step 6: Final answer
   x = 148,103.11