Finding the Fourth Proportional to 2,693.12, 4,039.37 and 937.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,693.12 : 4,039.37 = 937.82 : x
2. Step 2: Convert to fraction form
   2,693.12/4,039.37 = 937.82/x
3. Step 3: Cross multiply
   2,693.12x = 4,039.37 × 937.82
4. Step 4: Simplify right side
   2,693.12x = 3,788,210.90
5. Step 5: Solve for x
   x = 3,788,210.90/2,693.12
6. Step 6: Final answer
   x = 1,406.63