Finding the Fourth Proportional to 2,911.79, 4,366.82 and 1,156.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,911.79 : 4,366.82 = 1,156.38 : x
2. Step 2: Convert to fraction form
   2,911.79/4,366.82 = 1,156.38/x
3. Step 3: Cross multiply
   2,911.79x = 4,366.82 × 1,156.38
4. Step 4: Simplify right side
   2,911.79x = 5,049,691.45
5. Step 5: Solve for x
   x = 5,049,691.45/2,911.79
6. Step 6: Final answer
   x = 1,734.23