Finding the Fourth Proportional to 2,590.31, 3,885.37 and 741.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.31 : 3,885.37 = 741.35 : x
2. Step 2: Convert to fraction form
   2,590.31/3,885.37 = 741.35/x
3. Step 3: Cross multiply
   2,590.31x = 3,885.37 × 741.35
4. Step 4: Simplify right side
   2,590.31x = 2,880,426.91
5. Step 5: Solve for x
   x = 2,880,426.91/2,590.31
6. Step 6: Final answer
   x = 1,112.00