Finding the Fourth Proportional to 2,331.84, 3,496.42 and 1,395.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,331.84 : 3,496.42 = 1,395.72 : x
2. Step 2: Convert to fraction form
   2,331.84/3,496.42 = 1,395.72/x
3. Step 3: Cross multiply
   2,331.84x = 3,496.42 × 1,395.72
4. Step 4: Simplify right side
   2,331.84x = 4,880,023.32
5. Step 5: Solve for x
   x = 4,880,023.32/2,331.84
6. Step 6: Final answer
   x = 2,092.78