Finding the Third Proportional to 18,855.42 and 27,956.95

Step by Step Solution

1. Step 1: Write the proportion equation
   18,855.42 : 27,956.95 = 27,956.95 : x
2. Step 2: Convert to fraction form
   18,855.42/27,956.95 = 27,956.95/x
3. Step 3: Cross multiply
   18,855.42x = 27,956.95 × 27,956.95
4. Step 4: Simplify right side
   18,855.42x = 781,591,228.03
5. Step 5: Solve for x
   x = 781,591,228.03/18,855.42
6. Step 6: Final answer
   x = 41,451.80