Finding the Fourth Proportional to 1,673.51, 2,309.93 and 1,010.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,673.51 : 2,309.93 = 1,010.25 : x
2. Step 2: Convert to fraction form
   1,673.51/2,309.93 = 1,010.25/x
3. Step 3: Cross multiply
   1,673.51x = 2,309.93 × 1,010.25
4. Step 4: Simplify right side
   1,673.51x = 2,333,606.78
5. Step 5: Solve for x
   x = 2,333,606.78/1,673.51
6. Step 6: Final answer
   x = 1,394.44