Finding the Fourth Proportional to 9,476.51, 13,078.46 and 5,443.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,476.51 : 13,078.46 = 5,443.91 : x
2. Step 2: Convert to fraction form
   9,476.51/13,078.46 = 5,443.91/x
3. Step 3: Cross multiply
   9,476.51x = 13,078.46 × 5,443.91
4. Step 4: Simplify right side
   9,476.51x = 71,197,956.44
5. Step 5: Solve for x
   x = 71,197,956.44/9,476.51
6. Step 6: Final answer
   x = 7,513.10