Finding the Fourth Proportional to 2,631.56, 3,629.16 and 1,636.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631.56 : 3,629.16 = 1,636.52 : x
2. Step 2: Convert to fraction form
   2,631.56/3,629.16 = 1,636.52/x
3. Step 3: Cross multiply
   2,631.56x = 3,629.16 × 1,636.52
4. Step 4: Simplify right side
   2,631.56x = 5,939,192.92
5. Step 5: Solve for x
   x = 5,939,192.92/2,631.56
6. Step 6: Final answer
   x = 2,256.91