Finding the Fourth Proportional to 3,969.76, 5,947.38 and 3,532.36

Step by Step Solution

1. Step 1: Write the proportion equation
   3,969.76 : 5,947.38 = 3,532.36 : x
2. Step 2: Convert to fraction form
   3,969.76/5,947.38 = 3,532.36/x
3. Step 3: Cross multiply
   3,969.76x = 5,947.38 × 3,532.36
4. Step 4: Simplify right side
   3,969.76x = 21,008,287.22
5. Step 5: Solve for x
   x = 21,008,287.22/3,969.76
6. Step 6: Final answer
   x = 5,292.08