Finding the Third Proportional to 45,669.38 and 68,317.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,669.38 : 68,317.88 = 68,317.88 : x
2. Step 2: Convert to fraction form
   45,669.38/68,317.88 = 68,317.88/x
3. Step 3: Cross multiply
   45,669.38x = 68,317.88 × 68,317.88
4. Step 4: Simplify right side
   45,669.38x = 4,667,332,044.52
5. Step 5: Solve for x
   x = 4,667,332,044.52/45,669.38
6. Step 6: Final answer
   x = 102,198.29