Finding the Fourth Proportional to 2,442.82, 3,664.39 and 981.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.82 : 3,664.39 = 981.97 : x
2. Step 2: Convert to fraction form
   2,442.82/3,664.39 = 981.97/x
3. Step 3: Cross multiply
   2,442.82x = 3,664.39 × 981.97
4. Step 4: Simplify right side
   2,442.82x = 3,598,331.89
5. Step 5: Solve for x
   x = 3,598,331.89/2,442.82
6. Step 6: Final answer
   x = 1,473.02