Finding the Fourth Proportional to 3,406.83, 4,698.59 and 2,876.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,406.83 : 4,698.59 = 2,876.94 : x
2. Step 2: Convert to fraction form
   3,406.83/4,698.59 = 2,876.94/x
3. Step 3: Cross multiply
   3,406.83x = 4,698.59 × 2,876.94
4. Step 4: Simplify right side
   3,406.83x = 13,517,561.51
5. Step 5: Solve for x
   x = 13,517,561.51/3,406.83
6. Step 6: Final answer
   x = 3,967.78