Finding the Fourth Proportional to 1,411.13, 1,942.84 and 1,130.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.13 : 1,942.84 = 1,130.33 : x
2. Step 2: Convert to fraction form
   1,411.13/1,942.84 = 1,130.33/x
3. Step 3: Cross multiply
   1,411.13x = 1,942.84 × 1,130.33
4. Step 4: Simplify right side
   1,411.13x = 2,196,050.34
5. Step 5: Solve for x
   x = 2,196,050.34/1,411.13
6. Step 6: Final answer
   x = 1,556.24