Finding the Fourth Proportional to 9,269.58, 12,791.96 and 5,020.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,269.58 : 12,791.96 = 5,020.55 : x
2. Step 2: Convert to fraction form
   9,269.58/12,791.96 = 5,020.55/x
3. Step 3: Cross multiply
   9,269.58x = 12,791.96 × 5,020.55
4. Step 4: Simplify right side
   9,269.58x = 64,222,585.72
5. Step 5: Solve for x
   x = 64,222,585.72/9,269.58
6. Step 6: Final answer
   x = 6,928.32