Finding the Third Proportional to 14,807.75 and 21,175.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,807.75 : 21,175.25 = 21,175.25 : x
2. Step 2: Convert to fraction form
   14,807.75/21,175.25 = 21,175.25/x
3. Step 3: Cross multiply
   14,807.75x = 21,175.25 × 21,175.25
4. Step 4: Simplify right side
   14,807.75x = 448,391,212.56
5. Step 5: Solve for x
   x = 448,391,212.56/14,807.75
6. Step 6: Final answer
   x = 30,280.85