Finding the Third Proportional to 12,152.50 and 18,775.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,152.50 : 18,775.75 = 18,775.75 : x
2. Step 2: Convert to fraction form
   12,152.50/18,775.75 = 18,775.75/x
3. Step 3: Cross multiply
   12,152.50x = 18,775.75 × 18,775.75
4. Step 4: Simplify right side
   12,152.50x = 352,528,788.06
5. Step 5: Solve for x
   x = 352,528,788.06/12,152.50
6. Step 6: Final answer
   x = 29,008.75