Finding the Fourth Proportional to 9,458.91, 13,052.66 and 5,479.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,458.91 : 13,052.66 = 5,479.31 : x
2. Step 2: Convert to fraction form
   9,458.91/13,052.66 = 5,479.31/x
3. Step 3: Cross multiply
   9,458.91x = 13,052.66 × 5,479.31
4. Step 4: Simplify right side
   9,458.91x = 71,519,551.53
5. Step 5: Solve for x
   x = 71,519,551.53/9,458.91
6. Step 6: Final answer
   x = 7,561.08