Finding the Third Proportional to 18,119.81 and 25,516.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,119.81 : 25,516.69 = 25,516.69 : x
2. Step 2: Convert to fraction form
   18,119.81/25,516.69 = 25,516.69/x
3. Step 3: Cross multiply
   18,119.81x = 25,516.69 × 25,516.69
4. Step 4: Simplify right side
   18,119.81x = 651,101,340.97
5. Step 5: Solve for x
   x = 651,101,340.97/18,119.81
6. Step 6: Final answer
   x = 35,933.12