Finding the Fourth Proportional to 2,636.28, 3,637.17 and 1,574.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636.28 : 3,637.17 = 1,574.37 : x
2. Step 2: Convert to fraction form
   2,636.28/3,637.17 = 1,574.37/x
3. Step 3: Cross multiply
   2,636.28x = 3,637.17 × 1,574.37
4. Step 4: Simplify right side
   2,636.28x = 5,726,251.33
5. Step 5: Solve for x
   x = 5,726,251.33/2,636.28
6. Step 6: Final answer
   x = 2,172.10