Finding the Third Proportional to 8,832.38 and 13,086.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,832.38 : 13,086.56 = 13,086.56 : x
2. Step 2: Convert to fraction form
   8,832.38/13,086.56 = 13,086.56/x
3. Step 3: Cross multiply
   8,832.38x = 13,086.56 × 13,086.56
4. Step 4: Simplify right side
   8,832.38x = 171,258,118.07
5. Step 5: Solve for x
   x = 171,258,118.07/8,832.38
6. Step 6: Final answer
   x = 19,389.82