Finding the Third Proportional to 3,681.75 and 7,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.75 : 7,579.50 = 7,579.50 : x
2. Step 2: Convert to fraction form
   3,681.75/7,579.50 = 7,579.50/x
3. Step 3: Cross multiply
   3,681.75x = 7,579.50 × 7,579.50
4. Step 4: Simplify right side
   3,681.75x = 57,448,820.25
5. Step 5: Solve for x
   x = 57,448,820.25/3,681.75
6. Step 6: Final answer
   x = 15,603.67