Finding the Fourth Proportional to 1,625.89, 2,243.73 and 927.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,625.89 : 2,243.73 = 927.25 : x
2. Step 2: Convert to fraction form
   1,625.89/2,243.73 = 927.25/x
3. Step 3: Cross multiply
   1,625.89x = 2,243.73 × 927.25
4. Step 4: Simplify right side
   1,625.89x = 2,080,498.64
5. Step 5: Solve for x
   x = 2,080,498.64/1,625.89
6. Step 6: Final answer
   x = 1,279.61