Finding the Fourth Proportional to 2,441.77, 3,654.13 and 1,997.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,441.77 : 3,654.13 = 1,997.89 : x
2. Step 2: Convert to fraction form
   2,441.77/3,654.13 = 1,997.89/x
3. Step 3: Cross multiply
   2,441.77x = 3,654.13 × 1,997.89
4. Step 4: Simplify right side
   2,441.77x = 7,300,549.79
5. Step 5: Solve for x
   x = 7,300,549.79/2,441.77
6. Step 6: Final answer
   x = 2,989.86