Finding the Fourth Proportional to 2,674.15, 4,009.79 and 1,488.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,674.15 : 4,009.79 = 1,488.56 : x
2. Step 2: Convert to fraction form
   2,674.15/4,009.79 = 1,488.56/x
3. Step 3: Cross multiply
   2,674.15x = 4,009.79 × 1,488.56
4. Step 4: Simplify right side
   2,674.15x = 5,968,810.86
5. Step 5: Solve for x
   x = 5,968,810.86/2,674.15
6. Step 6: Final answer
   x = 2,232.04