Finding the Fourth Proportional to 2,436.60, 3,649.38 and 1,395

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.60 : 3,649.38 = 1,395 : x
2. Step 2: Convert to fraction form
   2,436.60/3,649.38 = 1,395/x
3. Step 3: Cross multiply
   2,436.60x = 3,649.38 × 1,395
4. Step 4: Simplify right side
   2,436.60x = 5,090,885.10
5. Step 5: Solve for x
   x = 5,090,885.10/2,436.60
6. Step 6: Final answer
   x = 2,089.34