Finding the Fourth Proportional to 2,093.75, 3,140.87 and 923.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.75 : 3,140.87 = 923.25 : x
2. Step 2: Convert to fraction form
   2,093.75/3,140.87 = 923.25/x
3. Step 3: Cross multiply
   2,093.75x = 3,140.87 × 923.25
4. Step 4: Simplify right side
   2,093.75x = 2,899,820.58
5. Step 5: Solve for x
   x = 2,899,820.58/2,093.75
6. Step 6: Final answer
   x = 1,384.99