Finding the Fourth Proportional to 9,019.41, 12,446.54 and 5,040.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,019.41 : 12,446.54 = 5,040.55 : x
2. Step 2: Convert to fraction form
   9,019.41/12,446.54 = 5,040.55/x
3. Step 3: Cross multiply
   9,019.41x = 12,446.54 × 5,040.55
4. Step 4: Simplify right side
   9,019.41x = 62,737,407.20
5. Step 5: Solve for x
   x = 62,737,407.20/9,019.41
6. Step 6: Final answer
   x = 6,955.82