Finding the Third Proportional to 10,464.75 and 14,915.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,464.75 : 14,915.25 = 14,915.25 : x
2. Step 2: Convert to fraction form
   10,464.75/14,915.25 = 14,915.25/x
3. Step 3: Cross multiply
   10,464.75x = 14,915.25 × 14,915.25
4. Step 4: Simplify right side
   10,464.75x = 222,464,682.56
5. Step 5: Solve for x
   x = 222,464,682.56/10,464.75
6. Step 6: Final answer
   x = 21,258.48