Finding the Fourth Proportional to 8,791.20, 12,132.59 and 5,014.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,791.20 : 12,132.59 = 5,014.53 : x
2. Step 2: Convert to fraction form
   8,791.20/12,132.59 = 5,014.53/x
3. Step 3: Cross multiply
   8,791.20x = 12,132.59 × 5,014.53
4. Step 4: Simplify right side
   8,791.20x = 60,839,211.46
5. Step 5: Solve for x
   x = 60,839,211.46/8,791.20
6. Step 6: Final answer
   x = 6,920.47