Finding the Fourth Proportional to 1,591.93, 2,196.96 and 893.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.93 : 2,196.96 = 893.30 : x
2. Step 2: Convert to fraction form
   1,591.93/2,196.96 = 893.30/x
3. Step 3: Cross multiply
   1,591.93x = 2,196.96 × 893.30
4. Step 4: Simplify right side
   1,591.93x = 1,962,549.86
5. Step 5: Solve for x
   x = 1,962,549.86/1,591.93
6. Step 6: Final answer
   x = 1,232.81