Finding the Fourth Proportional to 2,179.20, 3,007.29 and 1,184.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.20 : 3,007.29 = 1,184.48 : x
2. Step 2: Convert to fraction form
   2,179.20/3,007.29 = 1,184.48/x
3. Step 3: Cross multiply
   2,179.20x = 3,007.29 × 1,184.48
4. Step 4: Simplify right side
   2,179.20x = 3,562,074.86
5. Step 5: Solve for x
   x = 3,562,074.86/2,179.20
6. Step 6: Final answer
   x = 1,634.58