Finding the Fourth Proportional to 2,179.53, 3,007.72 and 1,184.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.53 : 3,007.72 = 1,184.80 : x
2. Step 2: Convert to fraction form
   2,179.53/3,007.72 = 1,184.80/x
3. Step 3: Cross multiply
   2,179.53x = 3,007.72 × 1,184.80
4. Step 4: Simplify right side
   2,179.53x = 3,563,546.66
5. Step 5: Solve for x
   x = 3,563,546.66/2,179.53
6. Step 6: Final answer
   x = 1,635.01