Finding the Fourth Proportional to 9,958.52, 13,742.52 and 5,766.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,958.52 : 13,742.52 = 5,766.50 : x
2. Step 2: Convert to fraction form
   9,958.52/13,742.52 = 5,766.50/x
3. Step 3: Cross multiply
   9,958.52x = 13,742.52 × 5,766.50
4. Step 4: Simplify right side
   9,958.52x = 79,246,241.58
5. Step 5: Solve for x
   x = 79,246,241.58/9,958.52
6. Step 6: Final answer
   x = 7,957.63