Finding the Fourth Proportional to 2,041.82, 2,817.62 and 1,157.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,041.82 : 2,817.62 = 1,157.61 : x
2. Step 2: Convert to fraction form
   2,041.82/2,817.62 = 1,157.61/x
3. Step 3: Cross multiply
   2,041.82x = 2,817.62 × 1,157.61
4. Step 4: Simplify right side
   2,041.82x = 3,261,699.30
5. Step 5: Solve for x
   x = 3,261,699.30/2,041.82
6. Step 6: Final answer
   x = 1,597.45