Finding the Fourth Proportional to 2,783.69, 3,841.15 and 1,664.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,783.69 : 3,841.15 = 1,664.42 : x
2. Step 2: Convert to fraction form
   2,783.69/3,841.15 = 1,664.42/x
3. Step 3: Cross multiply
   2,783.69x = 3,841.15 × 1,664.42
4. Step 4: Simplify right side
   2,783.69x = 6,393,286.88
5. Step 5: Solve for x
   x = 6,393,286.88/2,783.69
6. Step 6: Final answer
   x = 2,296.69