Finding the Fourth Proportional to 2,636.09, 3,637.49 and 1,457.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636.09 : 3,637.49 = 1,457.18 : x
2. Step 2: Convert to fraction form
   2,636.09/3,637.49 = 1,457.18/x
3. Step 3: Cross multiply
   2,636.09x = 3,637.49 × 1,457.18
4. Step 4: Simplify right side
   2,636.09x = 5,300,470.39
5. Step 5: Solve for x
   x = 5,300,470.39/2,636.09
6. Step 6: Final answer
   x = 2,010.73