Finding the Third Proportional to 9,965.75 and 21,362.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,965.75 : 21,362.50 = 21,362.50 : x
2. Step 2: Convert to fraction form
   9,965.75/21,362.50 = 21,362.50/x
3. Step 3: Cross multiply
   9,965.75x = 21,362.50 × 21,362.50
4. Step 4: Simplify right side
   9,965.75x = 456,356,406.25
5. Step 5: Solve for x
   x = 456,356,406.25/9,965.75
6. Step 6: Final answer
   x = 45,792.48