Finding the Fourth Proportional to 9,591.42, 13,236.39 and 5,400.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591.42 : 13,236.39 = 5,400.06 : x
2. Step 2: Convert to fraction form
   9,591.42/13,236.39 = 5,400.06/x
3. Step 3: Cross multiply
   9,591.42x = 13,236.39 × 5,400.06
4. Step 4: Simplify right side
   9,591.42x = 71,477,300.18
5. Step 5: Solve for x
   x = 71,477,300.18/9,591.42
6. Step 6: Final answer
   x = 7,452.21