Finding the Third Proportional to 18,109.13 and 27,059.63

Step by Step Solution

1. Step 1: Write the proportion equation
   18,109.13 : 27,059.63 = 27,059.63 : x
2. Step 2: Convert to fraction form
   18,109.13/27,059.63 = 27,059.63/x
3. Step 3: Cross multiply
   18,109.13x = 27,059.63 × 27,059.63
4. Step 4: Simplify right side
   18,109.13x = 732,223,305.14
5. Step 5: Solve for x
   x = 732,223,305.14/18,109.13
6. Step 6: Final answer
   x = 40,433.94