Finding the Third Proportional to 43,345.50 and 68,013.38

Step by Step Solution

1. Step 1: Write the proportion equation
   43,345.50 : 68,013.38 = 68,013.38 : x
2. Step 2: Convert to fraction form
   43,345.50/68,013.38 = 68,013.38/x
3. Step 3: Cross multiply
   43,345.50x = 68,013.38 × 68,013.38
4. Step 4: Simplify right side
   43,345.50x = 4,625,819,178.89
5. Step 5: Solve for x
   x = 4,625,819,178.89/43,345.50
6. Step 6: Final answer
   x = 106,719.71