Finding the Fourth Proportional to 2,637.39, 3,638.88 and 1,518.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637.39 : 3,638.88 = 1,518.37 : x
2. Step 2: Convert to fraction form
   2,637.39/3,638.88 = 1,518.37/x
3. Step 3: Cross multiply
   2,637.39x = 3,638.88 × 1,518.37
4. Step 4: Simplify right side
   2,637.39x = 5,525,166.23
5. Step 5: Solve for x
   x = 5,525,166.23/2,637.39
6. Step 6: Final answer
   x = 2,094.94