Finding the Third Proportional to 18,280.69 and 27,423.56

Step by Step Solution

1. Step 1: Write the proportion equation
   18,280.69 : 27,423.56 = 27,423.56 : x
2. Step 2: Convert to fraction form
   18,280.69/27,423.56 = 27,423.56/x
3. Step 3: Cross multiply
   18,280.69x = 27,423.56 × 27,423.56
4. Step 4: Simplify right side
   18,280.69x = 752,051,780.19
5. Step 5: Solve for x
   x = 752,051,780.19/18,280.69
6. Step 6: Final answer
   x = 41,139.14