Finding the Fourth Proportional to 2,179.68, 3,007.89 and 1,184.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.68 : 3,007.89 = 1,184.92 : x
2. Step 2: Convert to fraction form
   2,179.68/3,007.89 = 1,184.92/x
3. Step 3: Cross multiply
   2,179.68x = 3,007.89 × 1,184.92
4. Step 4: Simplify right side
   2,179.68x = 3,564,109.02
5. Step 5: Solve for x
   x = 3,564,109.02/2,179.68
6. Step 6: Final answer
   x = 1,635.15