Finding the Fourth Proportional to 8,778.62, 12,116.34 and 5,794.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,778.62 : 12,116.34 = 5,794.82 : x
2. Step 2: Convert to fraction form
   8,778.62/12,116.34 = 5,794.82/x
3. Step 3: Cross multiply
   8,778.62x = 12,116.34 × 5,794.82
4. Step 4: Simplify right side
   8,778.62x = 70,212,009.36
5. Step 5: Solve for x
   x = 70,212,009.36/8,778.62
6. Step 6: Final answer
   x = 7,998.07