Finding the Third Proportional to 16,516.41 and 25,503.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,516.41 : 25,503.61 = 25,503.61 : x
2. Step 2: Convert to fraction form
   16,516.41/25,503.61 = 25,503.61/x
3. Step 3: Cross multiply
   16,516.41x = 25,503.61 × 25,503.61
4. Step 4: Simplify right side
   16,516.41x = 650,434,091.15
5. Step 5: Solve for x
   x = 650,434,091.15/16,516.41
6. Step 6: Final answer
   x = 39,381.09