Finding the Fourth Proportional to 2,902.89, 4,361.02 and 1,673.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,902.89 : 4,361.02 = 1,673.31 : x
2. Step 2: Convert to fraction form
   2,902.89/4,361.02 = 1,673.31/x
3. Step 3: Cross multiply
   2,902.89x = 4,361.02 × 1,673.31
4. Step 4: Simplify right side
   2,902.89x = 7,297,334.19
5. Step 5: Solve for x
   x = 7,297,334.19/2,902.89
6. Step 6: Final answer
   x = 2,513.82