Finding the Third Proportional to 4,821.75 and 10,276.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,821.75 : 10,276.25 = 10,276.25 : x
2. Step 2: Convert to fraction form
   4,821.75/10,276.25 = 10,276.25/x
3. Step 3: Cross multiply
   4,821.75x = 10,276.25 × 10,276.25
4. Step 4: Simplify right side
   4,821.75x = 105,601,314.06
5. Step 5: Solve for x
   x = 105,601,314.06/4,821.75
6. Step 6: Final answer
   x = 21,901.03