Finding the Third Proportional to 16,618.50 and 24,939.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,618.50 : 24,939.77 = 24,939.77 : x
2. Step 2: Convert to fraction form
   16,618.50/24,939.77 = 24,939.77/x
3. Step 3: Cross multiply
   16,618.50x = 24,939.77 × 24,939.77
4. Step 4: Simplify right side
   16,618.50x = 621,992,299.11
5. Step 5: Solve for x
   x = 621,992,299.11/16,618.50
6. Step 6: Final answer
   x = 37,427.70