Finding the Fourth Proportional to 8,791.56, 12,137.31 and 5,814.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,791.56 : 12,137.31 = 5,814.54 : x
2. Step 2: Convert to fraction form
   8,791.56/12,137.31 = 5,814.54/x
3. Step 3: Cross multiply
   8,791.56x = 12,137.31 × 5,814.54
4. Step 4: Simplify right side
   8,791.56x = 70,572,874.49
5. Step 5: Solve for x
   x = 70,572,874.49/8,791.56
6. Step 6: Final answer
   x = 8,027.34