Finding the Fourth Proportional to 2,357.48, 3,535.72 and 896.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.48 : 3,535.72 = 896.12 : x
2. Step 2: Convert to fraction form
   2,357.48/3,535.72 = 896.12/x
3. Step 3: Cross multiply
   2,357.48x = 3,535.72 × 896.12
4. Step 4: Simplify right side
   2,357.48x = 3,168,429.41
5. Step 5: Solve for x
   x = 3,168,429.41/2,357.48
6. Step 6: Final answer
   x = 1,343.99