Finding the Fourth Proportional to 2,355.87, 3,533.72 and 968.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.87 : 3,533.72 = 968.82 : x
2. Step 2: Convert to fraction form
   2,355.87/3,533.72 = 968.82/x
3. Step 3: Cross multiply
   2,355.87x = 3,533.72 × 968.82
4. Step 4: Simplify right side
   2,355.87x = 3,423,533.77
5. Step 5: Solve for x
   x = 3,423,533.77/2,355.87
6. Step 6: Final answer
   x = 1,453.19