Finding the Third Proportional to 10,050.75 and 21,216.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,050.75 : 21,216.75 = 21,216.75 : x
2. Step 2: Convert to fraction form
   10,050.75/21,216.75 = 21,216.75/x
3. Step 3: Cross multiply
   10,050.75x = 21,216.75 × 21,216.75
4. Step 4: Simplify right side
   10,050.75x = 450,150,480.56
5. Step 5: Solve for x
   x = 450,150,480.56/10,050.75
6. Step 6: Final answer
   x = 44,787.75