Finding the Fourth Proportional to 9,740.32, 13,441.42 and 5,491.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,740.32 : 13,441.42 = 5,491.37 : x
2. Step 2: Convert to fraction form
   9,740.32/13,441.42 = 5,491.37/x
3. Step 3: Cross multiply
   9,740.32x = 13,441.42 × 5,491.37
4. Step 4: Simplify right side
   9,740.32x = 73,811,851.01
5. Step 5: Solve for x
   x = 73,811,851.01/9,740.32
6. Step 6: Final answer
   x = 7,577.97