Finding the Fourth Proportional to 9,851.36, 13,594.86 and 5,375.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,851.36 : 13,594.86 = 5,375.09 : x
2. Step 2: Convert to fraction form
   9,851.36/13,594.86 = 5,375.09/x
3. Step 3: Cross multiply
   9,851.36x = 13,594.86 × 5,375.09
4. Step 4: Simplify right side
   9,851.36x = 73,073,596.04
5. Step 5: Solve for x
   x = 73,073,596.04/9,851.36
6. Step 6: Final answer
   x = 7,417.62