Finding the Fourth Proportional to 1,597.15, 2,204.18 and 889.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.15 : 2,204.18 = 889.05 : x
2. Step 2: Convert to fraction form
   1,597.15/2,204.18 = 889.05/x
3. Step 3: Cross multiply
   1,597.15x = 2,204.18 × 889.05
4. Step 4: Simplify right side
   1,597.15x = 1,959,610.76
5. Step 5: Solve for x
   x = 1,959,610.76/1,597.15
6. Step 6: Final answer
   x = 1,226.95