Finding the Fourth Proportional to 9,958.42, 13,742.30 and 5,482.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,958.42 : 13,742.30 = 5,482.16 : x
2. Step 2: Convert to fraction form
   9,958.42/13,742.30 = 5,482.16/x
3. Step 3: Cross multiply
   9,958.42x = 13,742.30 × 5,482.16
4. Step 4: Simplify right side
   9,958.42x = 75,337,487.37
5. Step 5: Solve for x
   x = 75,337,487.37/9,958.42
6. Step 6: Final answer
   x = 7,565.20