Finding the Fourth Proportional to 1,900.26, 2,623.56 and 1,457.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.26 : 2,623.56 = 1,457.31 : x
2. Step 2: Convert to fraction form
   1,900.26/2,623.56 = 1,457.31/x
3. Step 3: Cross multiply
   1,900.26x = 2,623.56 × 1,457.31
4. Step 4: Simplify right side
   1,900.26x = 3,823,340.22
5. Step 5: Solve for x
   x = 3,823,340.22/1,900.26
6. Step 6: Final answer
   x = 2,012.01