Finding the Fourth Proportional to 5,784.39, 7,985.88 and 3,798.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,784.39 : 7,985.88 = 3,798.42 : x
2. Step 2: Convert to fraction form
   5,784.39/7,985.88 = 3,798.42/x
3. Step 3: Cross multiply
   5,784.39x = 7,985.88 × 3,798.42
4. Step 4: Simplify right side
   5,784.39x = 30,333,726.31
5. Step 5: Solve for x
   x = 30,333,726.31/5,784.39
6. Step 6: Final answer
   x = 5,244.07