Finding the Fourth Proportional to 2,076.82, 3,117.05 and 1,153.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.82 : 3,117.05 = 1,153.42 : x
2. Step 2: Convert to fraction form
   2,076.82/3,117.05 = 1,153.42/x
3. Step 3: Cross multiply
   2,076.82x = 3,117.05 × 1,153.42
4. Step 4: Simplify right side
   2,076.82x = 3,595,258.58
5. Step 5: Solve for x
   x = 3,595,258.58/2,076.82
6. Step 6: Final answer
   x = 1,731.14