Finding the Fourth Proportional to 1,357.58, 2,033.72 and 893.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357.58 : 2,033.72 = 893.94 : x
2. Step 2: Convert to fraction form
   1,357.58/2,033.72 = 893.94/x
3. Step 3: Cross multiply
   1,357.58x = 2,033.72 × 893.94
4. Step 4: Simplify right side
   1,357.58x = 1,818,019.19
5. Step 5: Solve for x
   x = 1,818,019.19/1,357.58
6. Step 6: Final answer
   x = 1,339.17