Finding the Fourth Proportional to 8,661.51, 12,982.97 and 4,500.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,661.51 : 12,982.97 = 4,500.50 : x
2. Step 2: Convert to fraction form
   8,661.51/12,982.97 = 4,500.50/x
3. Step 3: Cross multiply
   8,661.51x = 12,982.97 × 4,500.50
4. Step 4: Simplify right side
   8,661.51x = 58,429,802.82
5. Step 5: Solve for x
   x = 58,429,802.82/8,661.51
6. Step 6: Final answer
   x = 6,745.91