Finding the Fourth Proportional to 9,969.69, 13,758.33 and 5,493.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,969.69 : 13,758.33 = 5,493.70 : x
2. Step 2: Convert to fraction form
   9,969.69/13,758.33 = 5,493.70/x
3. Step 3: Cross multiply
   9,969.69x = 13,758.33 × 5,493.70
4. Step 4: Simplify right side
   9,969.69x = 75,584,137.52
5. Step 5: Solve for x
   x = 75,584,137.52/9,969.69
6. Step 6: Final answer
   x = 7,581.39