Finding the Fourth Proportional to 2,753.42, 3,799.78 and 1,574.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,753.42 : 3,799.78 = 1,574.60 : x
2. Step 2: Convert to fraction form
   2,753.42/3,799.78 = 1,574.60/x
3. Step 3: Cross multiply
   2,753.42x = 3,799.78 × 1,574.60
4. Step 4: Simplify right side
   2,753.42x = 5,983,110.65
5. Step 5: Solve for x
   x = 5,983,110.65/2,753.42
6. Step 6: Final answer
   x = 2,172.98