Finding the Fourth Proportional to 2,601.36, 3,614.76 and 2,574.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.36 : 3,614.76 = 2,574.72 : x
2. Step 2: Convert to fraction form
   2,601.36/3,614.76 = 2,574.72/x
3. Step 3: Cross multiply
   2,601.36x = 3,614.76 × 2,574.72
4. Step 4: Simplify right side
   2,601.36x = 9,306,994.87
5. Step 5: Solve for x
   x = 9,306,994.87/2,601.36
6. Step 6: Final answer
   x = 3,577.74