Finding the Fourth Proportional to 3,753.43, 5,179.61 and 2,074.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,753.43 : 5,179.61 = 2,074.80 : x
2. Step 2: Convert to fraction form
   3,753.43/5,179.61 = 2,074.80/x
3. Step 3: Cross multiply
   3,753.43x = 5,179.61 × 2,074.80
4. Step 4: Simplify right side
   3,753.43x = 10,746,654.83
5. Step 5: Solve for x
   x = 10,746,654.83/3,753.43
6. Step 6: Final answer
   x = 2,863.16