Finding the Fourth Proportional to 3,783.42, 5,221.02 and 2,104.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,783.42 : 5,221.02 = 2,104.98 : x
2. Step 2: Convert to fraction form
   3,783.42/5,221.02 = 2,104.98/x
3. Step 3: Cross multiply
   3,783.42x = 5,221.02 × 2,104.98
4. Step 4: Simplify right side
   3,783.42x = 10,990,142.68
5. Step 5: Solve for x
   x = 10,990,142.68/3,783.42
6. Step 6: Final answer
   x = 2,904.82