Finding the Fourth Proportional to 2,179.62, 3,007.86 and 1,184.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.62 : 3,007.86 = 1,184.88 : x
2. Step 2: Convert to fraction form
   2,179.62/3,007.86 = 1,184.88/x
3. Step 3: Cross multiply
   2,179.62x = 3,007.86 × 1,184.88
4. Step 4: Simplify right side
   2,179.62x = 3,563,953.16
5. Step 5: Solve for x
   x = 3,563,953.16/2,179.62
6. Step 6: Final answer
   x = 1,635.13