Finding the Third Proportional to 43,872.50 and 64,163.38

Step by Step Solution

1. Step 1: Write the proportion equation
   43,872.50 : 64,163.38 = 64,163.38 : x
2. Step 2: Convert to fraction form
   43,872.50/64,163.38 = 64,163.38/x
3. Step 3: Cross multiply
   43,872.50x = 64,163.38 × 64,163.38
4. Step 4: Simplify right side
   43,872.50x = 4,116,938,691.39
5. Step 5: Solve for x
   x = 4,116,938,691.39/43,872.50
6. Step 6: Final answer
   x = 93,838.71