Finding the Fourth Proportional to 8,774.59, 12,110.79 and 5,790.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,774.59 : 12,110.79 = 5,790.82 : x
2. Step 2: Convert to fraction form
   8,774.59/12,110.79 = 5,790.82/x
3. Step 3: Cross multiply
   8,774.59x = 12,110.79 × 5,790.82
4. Step 4: Simplify right side
   8,774.59x = 70,131,404.95
5. Step 5: Solve for x
   x = 70,131,404.95/8,774.59
6. Step 6: Final answer
   x = 7,992.56