Finding the Fourth Proportional to 2,106.83, 2,907.56 and 1,175.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106.83 : 2,907.56 = 1,175.33 : x
2. Step 2: Convert to fraction form
   2,106.83/2,907.56 = 1,175.33/x
3. Step 3: Cross multiply
   2,106.83x = 2,907.56 × 1,175.33
4. Step 4: Simplify right side
   2,106.83x = 3,417,336.62
5. Step 5: Solve for x
   x = 3,417,336.62/2,106.83
6. Step 6: Final answer
   x = 1,622.03