Finding the Fourth Proportional to 2,018.16, 2,784.98 and 1,133.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.16 : 2,784.98 = 1,133.91 : x
2. Step 2: Convert to fraction form
   2,018.16/2,784.98 = 1,133.91/x
3. Step 3: Cross multiply
   2,018.16x = 2,784.98 × 1,133.91
4. Step 4: Simplify right side
   2,018.16x = 3,157,919.51
5. Step 5: Solve for x
   x = 3,157,919.51/2,018.16
6. Step 6: Final answer
   x = 1,564.75