Finding the Fourth Proportional to 8,786.02, 12,127.53 and 5,804.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,786.02 : 12,127.53 = 5,804.50 : x
2. Step 2: Convert to fraction form
   8,786.02/12,127.53 = 5,804.50/x
3. Step 3: Cross multiply
   8,786.02x = 12,127.53 × 5,804.50
4. Step 4: Simplify right side
   8,786.02x = 70,394,247.89
5. Step 5: Solve for x
   x = 70,394,247.89/8,786.02
6. Step 6: Final answer
   x = 8,012.07