Finding the Third Proportional to 18,130.50 and 27,735.75

Step by Step Solution

1. Step 1: Write the proportion equation
   18,130.50 : 27,735.75 = 27,735.75 : x
2. Step 2: Convert to fraction form
   18,130.50/27,735.75 = 27,735.75/x
3. Step 3: Cross multiply
   18,130.50x = 27,735.75 × 27,735.75
4. Step 4: Simplify right side
   18,130.50x = 769,271,828.06
5. Step 5: Solve for x
   x = 769,271,828.06/18,130.50
6. Step 6: Final answer
   x = 42,429.71