Finding the Fourth Proportional to 2,548.84, 3,517.47 and 1,553.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.84 : 3,517.47 = 1,553.89 : x
2. Step 2: Convert to fraction form
   2,548.84/3,517.47 = 1,553.89/x
3. Step 3: Cross multiply
   2,548.84x = 3,517.47 × 1,553.89
4. Step 4: Simplify right side
   2,548.84x = 5,465,761.46
5. Step 5: Solve for x
   x = 5,465,761.46/2,548.84
6. Step 6: Final answer
   x = 2,144.41