Finding the Third Proportional to 8,357.63 and 17,807.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,357.63 : 17,807.63 = 17,807.63 : x
2. Step 2: Convert to fraction form
   8,357.63/17,807.63 = 17,807.63/x
3. Step 3: Cross multiply
   8,357.63x = 17,807.63 × 17,807.63
4. Step 4: Simplify right side
   8,357.63x = 317,111,508.14
5. Step 5: Solve for x
   x = 317,111,508.14/8,357.63
6. Step 6: Final answer
   x = 37,942.78