Finding the Fourth Proportional to 9,491.58, 13,097.70 and 5,458.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,491.58 : 13,097.70 = 5,458.86 : x
2. Step 2: Convert to fraction form
   9,491.58/13,097.70 = 5,458.86/x
3. Step 3: Cross multiply
   9,491.58x = 13,097.70 × 5,458.86
4. Step 4: Simplify right side
   9,491.58x = 71,498,510.62
5. Step 5: Solve for x
   x = 71,498,510.62/9,491.58
6. Step 6: Final answer
   x = 7,532.84