Finding the Fourth Proportional to 3,842.52, 5,760.90 and 2,111.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,842.52 : 5,760.90 = 2,111.64 : x
2. Step 2: Convert to fraction form
   3,842.52/5,760.90 = 2,111.64/x
3. Step 3: Cross multiply
   3,842.52x = 5,760.90 × 2,111.64
4. Step 4: Simplify right side
   3,842.52x = 12,164,946.88
5. Step 5: Solve for x
   x = 12,164,946.88/3,842.52
6. Step 6: Final answer
   x = 3,165.88