Finding the Fourth Proportional to 3,533.77, 4,870.69 and 2,682.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,533.77 : 4,870.69 = 2,682.76 : x
2. Step 2: Convert to fraction form
   3,533.77/4,870.69 = 2,682.76/x
3. Step 3: Cross multiply
   3,533.77x = 4,870.69 × 2,682.76
4. Step 4: Simplify right side
   3,533.77x = 13,066,854.54
5. Step 5: Solve for x
   x = 13,066,854.54/3,533.77
6. Step 6: Final answer
   x = 3,697.71