Finding the Fourth Proportional to 9,019.07, 12,446.29 and 5,040.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,019.07 : 12,446.29 = 5,040.18 : x
2. Step 2: Convert to fraction form
   9,019.07/12,446.29 = 5,040.18/x
3. Step 3: Cross multiply
   9,019.07x = 12,446.29 × 5,040.18
4. Step 4: Simplify right side
   9,019.07x = 62,731,519.88
5. Step 5: Solve for x
   x = 62,731,519.88/9,019.07
6. Step 6: Final answer
   x = 6,955.43