Finding the Fourth Proportional to 3,651.76, 5,036.81 and 2,533.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651.76 : 5,036.81 = 2,533.05 : x
2. Step 2: Convert to fraction form
   3,651.76/5,036.81 = 2,533.05/x
3. Step 3: Cross multiply
   3,651.76x = 5,036.81 × 2,533.05
4. Step 4: Simplify right side
   3,651.76x = 12,758,478.91
5. Step 5: Solve for x
   x = 12,758,478.91/3,651.76
6. Step 6: Final answer
   x = 3,493.79