Finding the Third Proportional to 1,710.56 and 3,720.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,710.56 : 3,720.38 = 3,720.38 : x
2. Step 2: Convert to fraction form
   1,710.56/3,720.38 = 3,720.38/x
3. Step 3: Cross multiply
   1,710.56x = 3,720.38 × 3,720.38
4. Step 4: Simplify right side
   1,710.56x = 13,841,190.14
5. Step 5: Solve for x
   x = 13,841,190.14/1,710.56
6. Step 6: Final answer
   x = 8,091.60