Finding the Fourth Proportional to 2,637.52, 3,639.67 and 1,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637.52 : 3,639.67 = 1,518.50 : x
2. Step 2: Convert to fraction form
   2,637.52/3,639.67 = 1,518.50/x
3. Step 3: Cross multiply
   2,637.52x = 3,639.67 × 1,518.50
4. Step 4: Simplify right side
   2,637.52x = 5,526,838.90
5. Step 5: Solve for x
   x = 5,526,838.90/2,637.52
6. Step 6: Final answer
   x = 2,095.47