Finding the Fourth Proportional to 2,102.94, 3,155.00 and 1,873.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,102.94 : 3,155.00 = 1,873.42 : x
2. Step 2: Convert to fraction form
   2,102.94/3,155.00 = 1,873.42/x
3. Step 3: Cross multiply
   2,102.94x = 3,155.00 × 1,873.42
4. Step 4: Simplify right side
   2,102.94x = 5,910,622.85
5. Step 5: Solve for x
   x = 5,910,622.85/2,102.94
6. Step 6: Final answer
   x = 2,810.65