Finding the Third Proportional to 63,639.75 and 94,359.38

Step by Step Solution

1. Step 1: Write the proportion equation
   63,639.75 : 94,359.38 = 94,359.38 : x
2. Step 2: Convert to fraction form
   63,639.75/94,359.38 = 94,359.38/x
3. Step 3: Cross multiply
   63,639.75x = 94,359.38 × 94,359.38
4. Step 4: Simplify right side
   63,639.75x = 8,903,691,650.39
5. Step 5: Solve for x
   x = 8,903,691,650.39/63,639.75
6. Step 6: Final answer
   x = 139,907.71