Finding the Fourth Proportional to 2,357.93, 3,535.50 and 897.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.93 : 3,535.50 = 897.18 : x
2. Step 2: Convert to fraction form
   2,357.93/3,535.50 = 897.18/x
3. Step 3: Cross multiply
   2,357.93x = 3,535.50 × 897.18
4. Step 4: Simplify right side
   2,357.93x = 3,171,979.89
5. Step 5: Solve for x
   x = 3,171,979.89/2,357.93
6. Step 6: Final answer
   x = 1,345.24