Finding the Fourth Proportional to 2,103.74, 2,887.16 and 1,936.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.74 : 2,887.16 = 1,936.07 : x
2. Step 2: Convert to fraction form
   2,103.74/2,887.16 = 1,936.07/x
3. Step 3: Cross multiply
   2,103.74x = 2,887.16 × 1,936.07
4. Step 4: Simplify right side
   2,103.74x = 5,589,730.57
5. Step 5: Solve for x
   x = 5,589,730.57/2,103.74
6. Step 6: Final answer
   x = 2,657.05