Finding the Fourth Proportional to 1,591.68, 2,196.27 and 1,002.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.68 : 2,196.27 = 1,002.54 : x
2. Step 2: Convert to fraction form
   1,591.68/2,196.27 = 1,002.54/x
3. Step 3: Cross multiply
   1,591.68x = 2,196.27 × 1,002.54
4. Step 4: Simplify right side
   1,591.68x = 2,201,848.53
5. Step 5: Solve for x
   x = 2,201,848.53/1,591.68
6. Step 6: Final answer
   x = 1,383.35