Finding the Fourth Proportional to 9,940.02, 13,711.50 and 5,958.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,940.02 : 13,711.50 = 5,958.82 : x
2. Step 2: Convert to fraction form
   9,940.02/13,711.50 = 5,958.82/x
3. Step 3: Cross multiply
   9,940.02x = 13,711.50 × 5,958.82
4. Step 4: Simplify right side
   9,940.02x = 81,704,317.20
5. Step 5: Solve for x
   x = 81,704,317.20/9,940.02
6. Step 6: Final answer
   x = 8,219.74