Finding the Fourth Proportional to 2,100.39, 3,133.41 and 1,951.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.39 : 3,133.41 = 1,951.23 : x
2. Step 2: Convert to fraction form
   2,100.39/3,133.41 = 1,951.23/x
3. Step 3: Cross multiply
   2,100.39x = 3,133.41 × 1,951.23
4. Step 4: Simplify right side
   2,100.39x = 6,114,003.59
5. Step 5: Solve for x
   x = 6,114,003.59/2,100.39
6. Step 6: Final answer
   x = 2,910.89