Finding the Fourth Proportional to 2,433.18, 3,646.53 and 1,393.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.18 : 3,646.53 = 1,393.50 : x
2. Step 2: Convert to fraction form
   2,433.18/3,646.53 = 1,393.50/x
3. Step 3: Cross multiply
   2,433.18x = 3,646.53 × 1,393.50
4. Step 4: Simplify right side
   2,433.18x = 5,081,439.56
5. Step 5: Solve for x
   x = 5,081,439.56/2,433.18
6. Step 6: Final answer
   x = 2,088.39