Finding the Fourth Proportional to 3,854.51, 5,789.59 and 3,402.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,854.51 : 5,789.59 = 3,402.53 : x
2. Step 2: Convert to fraction form
   3,854.51/5,789.59 = 3,402.53/x
3. Step 3: Cross multiply
   3,854.51x = 5,789.59 × 3,402.53
4. Step 4: Simplify right side
   3,854.51x = 19,699,253.66
5. Step 5: Solve for x
   x = 19,699,253.66/3,854.51
6. Step 6: Final answer
   x = 5,110.70