Finding the Fourth Proportional to 2,093.31, 2,886.84 and 1,383.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.31 : 2,886.84 = 1,383.93 : x
2. Step 2: Convert to fraction form
   2,093.31/2,886.84 = 1,383.93/x
3. Step 3: Cross multiply
   2,093.31x = 2,886.84 × 1,383.93
4. Step 4: Simplify right side
   2,093.31x = 3,995,184.48
5. Step 5: Solve for x
   x = 3,995,184.48/2,093.31
6. Step 6: Final answer
   x = 1,908.55