Finding the Fourth Proportional to 2,054.04, 3,081.48 and 1,186.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.04 : 3,081.48 = 1,186.56 : x
2. Step 2: Convert to fraction form
   2,054.04/3,081.48 = 1,186.56/x
3. Step 3: Cross multiply
   2,054.04x = 3,081.48 × 1,186.56
4. Step 4: Simplify right side
   2,054.04x = 3,656,360.91
5. Step 5: Solve for x
   x = 3,656,360.91/2,054.04
6. Step 6: Final answer
   x = 1,780.08