Finding the Fourth Proportional to 3,897.54, 5,847.39 and 1,817.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,897.54 : 5,847.39 = 1,817.46 : x
2. Step 2: Convert to fraction form
   3,897.54/5,847.39 = 1,817.46/x
3. Step 3: Cross multiply
   3,897.54x = 5,847.39 × 1,817.46
4. Step 4: Simplify right side
   3,897.54x = 10,627,397.43
5. Step 5: Solve for x
   x = 10,627,397.43/3,897.54
6. Step 6: Final answer
   x = 2,726.69