Finding the Fourth Proportional to 2,189.52, 3,022.17 and 1,305.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189.52 : 3,022.17 = 1,305.93 : x
2. Step 2: Convert to fraction form
   2,189.52/3,022.17 = 1,305.93/x
3. Step 3: Cross multiply
   2,189.52x = 3,022.17 × 1,305.93
4. Step 4: Simplify right side
   2,189.52x = 3,946,742.47
5. Step 5: Solve for x
   x = 3,946,742.47/2,189.52
6. Step 6: Final answer
   x = 1,802.56