Finding the Fourth Proportional to 2,753.93, 4,131.25 and 905.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,753.93 : 4,131.25 = 905.24 : x
2. Step 2: Convert to fraction form
   2,753.93/4,131.25 = 905.24/x
3. Step 3: Cross multiply
   2,753.93x = 4,131.25 × 905.24
4. Step 4: Simplify right side
   2,753.93x = 3,739,780.82
5. Step 5: Solve for x
   x = 3,739,780.82/2,753.93
6. Step 6: Final answer
   x = 1,357.98