Finding the Fourth Proportional to 2,942.74, 4,415.83 and 1,095.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.74 : 4,415.83 = 1,095.17 : x
2. Step 2: Convert to fraction form
   2,942.74/4,415.83 = 1,095.17/x
3. Step 3: Cross multiply
   2,942.74x = 4,415.83 × 1,095.17
4. Step 4: Simplify right side
   2,942.74x = 4,836,065.88
5. Step 5: Solve for x
   x = 4,836,065.88/2,942.74
6. Step 6: Final answer
   x = 1,643.39