Finding the Third Proportional to 41,511.50 and 64,859.50

Step by Step Solution

1. Step 1: Write the proportion equation
   41,511.50 : 64,859.50 = 64,859.50 : x
2. Step 2: Convert to fraction form
   41,511.50/64,859.50 = 64,859.50/x
3. Step 3: Cross multiply
   41,511.50x = 64,859.50 × 64,859.50
4. Step 4: Simplify right side
   41,511.50x = 4,206,754,740.25
5. Step 5: Solve for x
   x = 4,206,754,740.25/41,511.50
6. Step 6: Final answer
   x = 101,339.50