Finding the Fourth Proportional to 1,571.36, 2,361.56 and 1,554.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,571.36 : 2,361.56 = 1,554.89 : x
2. Step 2: Convert to fraction form
   1,571.36/2,361.56 = 1,554.89/x
3. Step 3: Cross multiply
   1,571.36x = 2,361.56 × 1,554.89
4. Step 4: Simplify right side
   1,571.36x = 3,671,946.45
5. Step 5: Solve for x
   x = 3,671,946.45/1,571.36
6. Step 6: Final answer
   x = 2,336.80