Finding the Third Proportional to 3,693.09 and 8,105.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,693.09 : 8,105.06 = 8,105.06 : x
2. Step 2: Convert to fraction form
   3,693.09/8,105.06 = 8,105.06/x
3. Step 3: Cross multiply
   3,693.09x = 8,105.06 × 8,105.06
4. Step 4: Simplify right side
   3,693.09x = 65,692,038.13
5. Step 5: Solve for x
   x = 65,692,038.13/3,693.09
6. Step 6: Final answer
   x = 17,787.81