Finding the Third Proportional to 4,782 and 10,297.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,782 : 10,297.50 = 10,297.50 : x
2. Step 2: Convert to fraction form
   4,782/10,297.50 = 10,297.50/x
3. Step 3: Cross multiply
   4,782x = 10,297.50 × 10,297.50
4. Step 4: Simplify right side
   4,782x = 106,038,506.25
5. Step 5: Solve for x
   x = 106,038,506.25/4,782
6. Step 6: Final answer
   x = 22,174.51