Finding the Third Proportional to 19,902.75 and 41,965.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,902.75 : 41,965.50 = 41,965.50 : x
2. Step 2: Convert to fraction form
   19,902.75/41,965.50 = 41,965.50/x
3. Step 3: Cross multiply
   19,902.75x = 41,965.50 × 41,965.50
4. Step 4: Simplify right side
   19,902.75x = 1,761,103,190.25
5. Step 5: Solve for x
   x = 1,761,103,190.25/19,902.75
6. Step 6: Final answer
   x = 88,485.42