Finding the Fourth Proportional to 9,053.91, 12,494.18 and 5,020.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,053.91 : 12,494.18 = 5,020.72 : x
2. Step 2: Convert to fraction form
   9,053.91/12,494.18 = 5,020.72/x
3. Step 3: Cross multiply
   9,053.91x = 12,494.18 × 5,020.72
4. Step 4: Simplify right side
   9,053.91x = 62,729,723.07
5. Step 5: Solve for x
   x = 62,729,723.07/9,053.91
6. Step 6: Final answer
   x = 6,928.47