Finding the Fourth Proportional to 1,900.23, 2,849.94 and 1,080.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.23 : 2,849.94 = 1,080.06 : x
2. Step 2: Convert to fraction form
   1,900.23/2,849.94 = 1,080.06/x
3. Step 3: Cross multiply
   1,900.23x = 2,849.94 × 1,080.06
4. Step 4: Simplify right side
   1,900.23x = 3,078,106.20
5. Step 5: Solve for x
   x = 3,078,106.20/1,900.23
6. Step 6: Final answer
   x = 1,619.86