Finding the Fourth Proportional to 2,933.78, 4,400.81 and 742.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,933.78 : 4,400.81 = 742.52 : x
2. Step 2: Convert to fraction form
   2,933.78/4,400.81 = 742.52/x
3. Step 3: Cross multiply
   2,933.78x = 4,400.81 × 742.52
4. Step 4: Simplify right side
   2,933.78x = 3,267,702.30
5. Step 5: Solve for x
   x = 3,267,702.30/2,933.78
6. Step 6: Final answer
   x = 1,113.82