Finding the Fourth Proportional to 2,093.47, 3,141.42 and 1,120.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.47 : 3,141.42 = 1,120.12 : x
2. Step 2: Convert to fraction form
   2,093.47/3,141.42 = 1,120.12/x
3. Step 3: Cross multiply
   2,093.47x = 3,141.42 × 1,120.12
4. Step 4: Simplify right side
   2,093.47x = 3,518,767.37
5. Step 5: Solve for x
   x = 3,518,767.37/2,093.47
6. Step 6: Final answer
   x = 1,680.83