Finding the Fourth Proportional to 2,748.52, 4,124.10 and 1,106.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,748.52 : 4,124.10 = 1,106.20 : x
2. Step 2: Convert to fraction form
   2,748.52/4,124.10 = 1,106.20/x
3. Step 3: Cross multiply
   2,748.52x = 4,124.10 × 1,106.20
4. Step 4: Simplify right side
   2,748.52x = 4,562,079.42
5. Step 5: Solve for x
   x = 4,562,079.42/2,748.52
6. Step 6: Final answer
   x = 1,659.83