Finding the Third Proportional to 14,982.75 and 21,289.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,982.75 : 21,289.50 = 21,289.50 : x
2. Step 2: Convert to fraction form
   14,982.75/21,289.50 = 21,289.50/x
3. Step 3: Cross multiply
   14,982.75x = 21,289.50 × 21,289.50
4. Step 4: Simplify right side
   14,982.75x = 453,242,810.25
5. Step 5: Solve for x
   x = 453,242,810.25/14,982.75
6. Step 6: Final answer
   x = 30,250.98