Finding the Fourth Proportional to 2,054.23, 3,078.76 and 1,177.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.23 : 3,078.76 = 1,177.45 : x
2. Step 2: Convert to fraction form
   2,054.23/3,078.76 = 1,177.45/x
3. Step 3: Cross multiply
   2,054.23x = 3,078.76 × 1,177.45
4. Step 4: Simplify right side
   2,054.23x = 3,625,085.96
5. Step 5: Solve for x
   x = 3,625,085.96/2,054.23
6. Step 6: Final answer
   x = 1,764.69