Finding the Fourth Proportional to 2,054.42, 3,081.72 and 738.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.42 : 3,081.72 = 738.17 : x
2. Step 2: Convert to fraction form
   2,054.42/3,081.72 = 738.17/x
3. Step 3: Cross multiply
   2,054.42x = 3,081.72 × 738.17
4. Step 4: Simplify right side
   2,054.42x = 2,274,833.25
5. Step 5: Solve for x
   x = 2,274,833.25/2,054.42
6. Step 6: Final answer
   x = 1,107.29