Finding the Fourth Proportional to 1,614.36, 2,228.84 and 1,111.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,614.36 : 2,228.84 = 1,111.08 : x
2. Step 2: Convert to fraction form
   1,614.36/2,228.84 = 1,111.08/x
3. Step 3: Cross multiply
   1,614.36x = 2,228.84 × 1,111.08
4. Step 4: Simplify right side
   1,614.36x = 2,476,419.55
5. Step 5: Solve for x
   x = 2,476,419.55/1,614.36
6. Step 6: Final answer
   x = 1,533.99