Finding the Third Proportional to 3,597.38 and 7,861.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,597.38 : 7,861.88 = 7,861.88 : x
2. Step 2: Convert to fraction form
   3,597.38/7,861.88 = 7,861.88/x
3. Step 3: Cross multiply
   3,597.38x = 7,861.88 × 7,861.88
4. Step 4: Simplify right side
   3,597.38x = 61,809,078.52
5. Step 5: Solve for x
   x = 61,809,078.52/3,597.38
6. Step 6: Final answer
   x = 17,181.72