Finding the Fourth Proportional to 1,597.96, 2,205.16 and 899.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.96 : 2,205.16 = 899.34 : x
2. Step 2: Convert to fraction form
   1,597.96/2,205.16 = 899.34/x
3. Step 3: Cross multiply
   1,597.96x = 2,205.16 × 899.34
4. Step 4: Simplify right side
   1,597.96x = 1,983,188.59
5. Step 5: Solve for x
   x = 1,983,188.59/1,597.96
6. Step 6: Final answer
   x = 1,241.08