Finding the Fourth Proportional to 9,591.40, 13,235.96 and 5,342.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591.40 : 13,235.96 = 5,342.34 : x
2. Step 2: Convert to fraction form
   9,591.40/13,235.96 = 5,342.34/x
3. Step 3: Cross multiply
   9,591.40x = 13,235.96 × 5,342.34
4. Step 4: Simplify right side
   9,591.40x = 70,710,998.55
5. Step 5: Solve for x
   x = 70,710,998.55/9,591.40
6. Step 6: Final answer
   x = 7,372.33