Finding the Third Proportional to 8,339.68 and 18,301.57

Step by Step Solution

1. Step 1: Write the proportion equation
   8,339.68 : 18,301.57 = 18,301.57 : x
2. Step 2: Convert to fraction form
   8,339.68/18,301.57 = 18,301.57/x
3. Step 3: Cross multiply
   8,339.68x = 18,301.57 × 18,301.57
4. Step 4: Simplify right side
   8,339.68x = 334,947,475.90
5. Step 5: Solve for x
   x = 334,947,475.90/8,339.68
6. Step 6: Final answer
   x = 40,163.12