Finding the Third Proportional to 3,693.94 and 8,071.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,693.94 : 8,071.31 = 8,071.31 : x
2. Step 2: Convert to fraction form
   3,693.94/8,071.31 = 8,071.31/x
3. Step 3: Cross multiply
   3,693.94x = 8,071.31 × 8,071.31
4. Step 4: Simplify right side
   3,693.94x = 65,146,085.47
5. Step 5: Solve for x
   x = 65,146,085.47/3,693.94
6. Step 6: Final answer
   x = 17,635.95