Finding the Fourth Proportional to 1,591.50, 2,196.27 and 893.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.50 : 2,196.27 = 893.10 : x
2. Step 2: Convert to fraction form
   1,591.50/2,196.27 = 893.10/x
3. Step 3: Cross multiply
   1,591.50x = 2,196.27 × 893.10
4. Step 4: Simplify right side
   1,591.50x = 1,961,488.74
5. Step 5: Solve for x
   x = 1,961,488.74/1,591.50
6. Step 6: Final answer
   x = 1,232.48