Finding the Fourth Proportional to 1,218.52, 1,814.72 and 1,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218.52 : 1,814.72 = 1,144 : x
2. Step 2: Convert to fraction form
   1,218.52/1,814.72 = 1,144/x
3. Step 3: Cross multiply
   1,218.52x = 1,814.72 × 1,144
4. Step 4: Simplify right side
   1,218.52x = 2,076,039.68
5. Step 5: Solve for x
   x = 2,076,039.68/1,218.52
6. Step 6: Final answer
   x = 1,703.74