Finding the Third Proportional to 8,445.94 and 18,410.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,445.94 : 18,410.63 = 18,410.63 : x
2. Step 2: Convert to fraction form
   8,445.94/18,410.63 = 18,410.63/x
3. Step 3: Cross multiply
   8,445.94x = 18,410.63 × 18,410.63
4. Step 4: Simplify right side
   8,445.94x = 338,951,112.89
5. Step 5: Solve for x
   x = 338,951,112.89/8,445.94
6. Step 6: Final answer
   x = 40,131.85