Finding the Fourth Proportional to 2,095.42, 3,143.58 and 1,055.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.42 : 3,143.58 = 1,055.00 : x
2. Step 2: Convert to fraction form
   2,095.42/3,143.58 = 1,055.00/x
3. Step 3: Cross multiply
   2,095.42x = 3,143.58 × 1,055.00
4. Step 4: Simplify right side
   2,095.42x = 3,316,480.86
5. Step 5: Solve for x
   x = 3,316,480.86/2,095.42
6. Step 6: Final answer
   x = 1,582.73