Finding the Fourth Proportional to 9,491.38, 13,097.70 and 5,512.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,491.38 : 13,097.70 = 5,512.25 : x
2. Step 2: Convert to fraction form
   9,491.38/13,097.70 = 5,512.25/x
3. Step 3: Cross multiply
   9,491.38x = 13,097.70 × 5,512.25
4. Step 4: Simplify right side
   9,491.38x = 72,197,829.57
5. Step 5: Solve for x
   x = 72,197,829.57/9,491.38
6. Step 6: Final answer
   x = 7,606.68