Finding the Fourth Proportional to 3,704.88, 5,113.17 and 2,111.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,704.88 : 5,113.17 = 2,111.76 : x
2. Step 2: Convert to fraction form
   3,704.88/5,113.17 = 2,111.76/x
3. Step 3: Cross multiply
   3,704.88x = 5,113.17 × 2,111.76
4. Step 4: Simplify right side
   3,704.88x = 10,797,787.88
5. Step 5: Solve for x
   x = 10,797,787.88/3,704.88
6. Step 6: Final answer
   x = 2,914.48