Finding the Third Proportional to 8,236.69 and 19,434.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,236.69 : 19,434.38 = 19,434.38 : x
2. Step 2: Convert to fraction form
   8,236.69/19,434.38 = 19,434.38/x
3. Step 3: Cross multiply
   8,236.69x = 19,434.38 × 19,434.38
4. Step 4: Simplify right side
   8,236.69x = 377,694,931.64
5. Step 5: Solve for x
   x = 377,694,931.64/8,236.69
6. Step 6: Final answer
   x = 45,855.20