Finding the Fourth Proportional to 8,099.51, 12,118.97 and 5,764.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,099.51 : 12,118.97 = 5,764.89 : x
2. Step 2: Convert to fraction form
   8,099.51/12,118.97 = 5,764.89/x
3. Step 3: Cross multiply
   8,099.51x = 12,118.97 × 5,764.89
4. Step 4: Simplify right side
   8,099.51x = 69,864,488.22
5. Step 5: Solve for x
   x = 69,864,488.22/8,099.51
6. Step 6: Final answer
   x = 8,625.77