Finding the Third Proportional to 3,507.19 and 7,610.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507.19 : 7,610.25 = 7,610.25 : x
2. Step 2: Convert to fraction form
   3,507.19/7,610.25 = 7,610.25/x
3. Step 3: Cross multiply
   3,507.19x = 7,610.25 × 7,610.25
4. Step 4: Simplify right side
   3,507.19x = 57,915,905.06
5. Step 5: Solve for x
   x = 57,915,905.06/3,507.19
6. Step 6: Final answer
   x = 16,513.49