Finding the Fourth Proportional to 9,425.81, 13,003.89 and 5,446.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,425.81 : 13,003.89 = 5,446.19 : x
2. Step 2: Convert to fraction form
   9,425.81/13,003.89 = 5,446.19/x
3. Step 3: Cross multiply
   9,425.81x = 13,003.89 × 5,446.19
4. Step 4: Simplify right side
   9,425.81x = 70,821,655.68
5. Step 5: Solve for x
   x = 70,821,655.68/9,425.81
6. Step 6: Final answer
   x = 7,513.59