Finding the Fourth Proportional to 9,468.28, 13,066.24 and 5,491.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,468.28 : 13,066.24 = 5,491.70 : x
2. Step 2: Convert to fraction form
   9,468.28/13,066.24 = 5,491.70/x
3. Step 3: Cross multiply
   9,468.28x = 13,066.24 × 5,491.70
4. Step 4: Simplify right side
   9,468.28x = 71,755,889.14
5. Step 5: Solve for x
   x = 71,755,889.14/9,468.28
6. Step 6: Final answer
   x = 7,578.56