Finding the Third Proportional to 1,610.35 and 3,708.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610.35 : 3,708.72 = 3,708.72 : x
2. Step 2: Convert to fraction form
   1,610.35/3,708.72 = 3,708.72/x
3. Step 3: Cross multiply
   1,610.35x = 3,708.72 × 3,708.72
4. Step 4: Simplify right side
   1,610.35x = 13,754,576.66
5. Step 5: Solve for x
   x = 13,754,576.66/1,610.35
6. Step 6: Final answer
   x = 8,541.36