Finding the Third Proportional to 14,620.50 and 21,618.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,620.50 : 21,618.75 = 21,618.75 : x
2. Step 2: Convert to fraction form
   14,620.50/21,618.75 = 21,618.75/x
3. Step 3: Cross multiply
   14,620.50x = 21,618.75 × 21,618.75
4. Step 4: Simplify right side
   14,620.50x = 467,370,351.56
5. Step 5: Solve for x
   x = 467,370,351.56/14,620.50
6. Step 6: Final answer
   x = 31,966.78