Finding the Fourth Proportional to 3,786.52, 5,665.48 and 3,402.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786.52 : 5,665.48 = 3,402.84 : x
2. Step 2: Convert to fraction form
   3,786.52/5,665.48 = 3,402.84/x
3. Step 3: Cross multiply
   3,786.52x = 5,665.48 × 3,402.84
4. Step 4: Simplify right side
   3,786.52x = 19,278,721.96
5. Step 5: Solve for x
   x = 19,278,721.96/3,786.52
6. Step 6: Final answer
   x = 5,091.41