Finding the Fourth Proportional to 9,488.91, 13,094.72 and 5,297.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488.91 : 13,094.72 = 5,297.31 : x
2. Step 2: Convert to fraction form
   9,488.91/13,094.72 = 5,297.31/x
3. Step 3: Cross multiply
   9,488.91x = 13,094.72 × 5,297.31
4. Step 4: Simplify right side
   9,488.91x = 69,366,764.72
5. Step 5: Solve for x
   x = 69,366,764.72/9,488.91
6. Step 6: Final answer
   x = 7,310.30