Finding the Fourth Proportional to 1,897.22, 2,846.71 and 726.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.22 : 2,846.71 = 726.83 : x
2. Step 2: Convert to fraction form
   1,897.22/2,846.71 = 726.83/x
3. Step 3: Cross multiply
   1,897.22x = 2,846.71 × 726.83
4. Step 4: Simplify right side
   1,897.22x = 2,069,067.49
5. Step 5: Solve for x
   x = 2,069,067.49/1,897.22
6. Step 6: Final answer
   x = 1,090.58