Finding the Fourth Proportional to 2,093.87, 2,890.14 and 1,385.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.87 : 2,890.14 = 1,385.83 : x
2. Step 2: Convert to fraction form
   2,093.87/2,890.14 = 1,385.83/x
3. Step 3: Cross multiply
   2,093.87x = 2,890.14 × 1,385.83
4. Step 4: Simplify right side
   2,093.87x = 4,005,242.72
5. Step 5: Solve for x
   x = 4,005,242.72/2,093.87
6. Step 6: Final answer
   x = 1,912.84