Finding the Third Proportional to 3,500.72 and 3,607.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,500.72 : 3,607.03 = 3,607.03 : x
2. Step 2: Convert to fraction form
   3,500.72/3,607.03 = 3,607.03/x
3. Step 3: Cross multiply
   3,500.72x = 3,607.03 × 3,607.03
4. Step 4: Simplify right side
   3,500.72x = 13,010,674.44
5. Step 5: Solve for x
   x = 13,010,674.44/3,500.72
6. Step 6: Final answer
   x = 3,716.57