Finding the Third Proportional to 67,020.38 and 103,679.63

Step by Step Solution

1. Step 1: Write the proportion equation
   67,020.38 : 103,679.63 = 103,679.63 : x
2. Step 2: Convert to fraction form
   67,020.38/103,679.63 = 103,679.63/x
3. Step 3: Cross multiply
   67,020.38x = 103,679.63 × 103,679.63
4. Step 4: Simplify right side
   67,020.38x = 10,749,464,640.14
5. Step 5: Solve for x
   x = 10,749,464,640.14/67,020.38
6. Step 6: Final answer
   x = 160,391.00