Finding the Fourth Proportional to 1,591.94, 2,196.89 and 893.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.94 : 2,196.89 = 893.31 : x
2. Step 2: Convert to fraction form
   1,591.94/2,196.89 = 893.31/x
3. Step 3: Cross multiply
   1,591.94x = 2,196.89 × 893.31
4. Step 4: Simplify right side
   1,591.94x = 1,962,503.81
5. Step 5: Solve for x
   x = 1,962,503.81/1,591.94
6. Step 6: Final answer
   x = 1,232.77