Finding the Fourth Proportional to 2,092.95, 3,140.25 and 937.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.95 : 3,140.25 = 937.89 : x
2. Step 2: Convert to fraction form
   2,092.95/3,140.25 = 937.89/x
3. Step 3: Cross multiply
   2,092.95x = 3,140.25 × 937.89
4. Step 4: Simplify right side
   2,092.95x = 2,945,209.07
5. Step 5: Solve for x
   x = 2,945,209.07/2,092.95
6. Step 6: Final answer
   x = 1,407.20