Finding the Fourth Proportional to 1,333.57, 1,997.62 and 893.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.57 : 1,997.62 = 893.47 : x
2. Step 2: Convert to fraction form
   1,333.57/1,997.62 = 893.47/x
3. Step 3: Cross multiply
   1,333.57x = 1,997.62 × 893.47
4. Step 4: Simplify right side
   1,333.57x = 1,784,806.31
5. Step 5: Solve for x
   x = 1,784,806.31/1,333.57
6. Step 6: Final answer
   x = 1,338.37