Finding the Fourth Proportional to 2,637.33, 3,639.78 and 1,518.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637.33 : 3,639.78 = 1,518.32 : x
2. Step 2: Convert to fraction form
   2,637.33/3,639.78 = 1,518.32/x
3. Step 3: Cross multiply
   2,637.33x = 3,639.78 × 1,518.32
4. Step 4: Simplify right side
   2,637.33x = 5,526,350.77
5. Step 5: Solve for x
   x = 5,526,350.77/2,637.33
6. Step 6: Final answer
   x = 2,095.43