Finding the Fourth Proportional to 2,081.49, 3,119.48 and 1,156.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.49 : 3,119.48 = 1,156.56 : x
2. Step 2: Convert to fraction form
   2,081.49/3,119.48 = 1,156.56/x
3. Step 3: Cross multiply
   2,081.49x = 3,119.48 × 1,156.56
4. Step 4: Simplify right side
   2,081.49x = 3,607,865.79
5. Step 5: Solve for x
   x = 3,607,865.79/2,081.49
6. Step 6: Final answer
   x = 1,733.31