Finding the Fourth Proportional to 1,591.71, 2,196.54 and 893.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.71 : 2,196.54 = 893.10 : x
2. Step 2: Convert to fraction form
   1,591.71/2,196.54 = 893.10/x
3. Step 3: Cross multiply
   1,591.71x = 2,196.54 × 893.10
4. Step 4: Simplify right side
   1,591.71x = 1,961,729.87
5. Step 5: Solve for x
   x = 1,961,729.87/1,591.71
6. Step 6: Final answer
   x = 1,232.47