Finding the Fourth Proportional to 3,429.83, 5,151.78 and 2,261.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429.83 : 5,151.78 = 2,261.52 : x
2. Step 2: Convert to fraction form
   3,429.83/5,151.78 = 2,261.52/x
3. Step 3: Cross multiply
   3,429.83x = 5,151.78 × 2,261.52
4. Step 4: Simplify right side
   3,429.83x = 11,650,853.51
5. Step 5: Solve for x
   x = 11,650,853.51/3,429.83
6. Step 6: Final answer
   x = 3,396.92