Finding the Fourth Proportional to 2,095.76, 3,142.08 and 1,055.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.76 : 3,142.08 = 1,055.00 : x
2. Step 2: Convert to fraction form
   2,095.76/3,142.08 = 1,055.00/x
3. Step 3: Cross multiply
   2,095.76x = 3,142.08 × 1,055.00
4. Step 4: Simplify right side
   2,095.76x = 3,314,878.69
5. Step 5: Solve for x
   x = 3,314,878.69/2,095.76
6. Step 6: Final answer
   x = 1,581.71