Finding the Fourth Proportional to 2,403.84, 3,315.10 and 1,518.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.84 : 3,315.10 = 1,518.10 : x
2. Step 2: Convert to fraction form
   2,403.84/3,315.10 = 1,518.10/x
3. Step 3: Cross multiply
   2,403.84x = 3,315.10 × 1,518.10
4. Step 4: Simplify right side
   2,403.84x = 5,032,653.31
5. Step 5: Solve for x
   x = 5,032,653.31/2,403.84
6. Step 6: Final answer
   x = 2,093.59