Finding the Fourth Proportional to 2,636.10, 3,637.89 and 1,457.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636.10 : 3,637.89 = 1,457.22 : x
2. Step 2: Convert to fraction form
   2,636.10/3,637.89 = 1,457.22/x
3. Step 3: Cross multiply
   2,636.10x = 3,637.89 × 1,457.22
4. Step 4: Simplify right side
   2,636.10x = 5,301,206.07
5. Step 5: Solve for x
   x = 5,301,206.07/2,636.10
6. Step 6: Final answer
   x = 2,011.00