Finding the Third Proportional to 3,615.89 and 5,501.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,615.89 : 5,501.67 = 5,501.67 : x
2. Step 2: Convert to fraction form
   3,615.89/5,501.67 = 5,501.67/x
3. Step 3: Cross multiply
   3,615.89x = 5,501.67 × 5,501.67
4. Step 4: Simplify right side
   3,615.89x = 30,268,393.42
5. Step 5: Solve for x
   x = 30,268,393.42/3,615.89
6. Step 6: Final answer
   x = 8,370.94