Finding the Fourth Proportional to 2,054.48, 3,081.84 and 667.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.48 : 3,081.84 = 667.82 : x
2. Step 2: Convert to fraction form
   2,054.48/3,081.84 = 667.82/x
3. Step 3: Cross multiply
   2,054.48x = 3,081.84 × 667.82
4. Step 4: Simplify right side
   2,054.48x = 2,058,114.39
5. Step 5: Solve for x
   x = 2,058,114.39/2,054.48
6. Step 6: Final answer
   x = 1,001.77