Finding the Fourth Proportional to 2,106.41, 2,906.82 and 1,162.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106.41 : 2,906.82 = 1,162.22 : x
2. Step 2: Convert to fraction form
   2,106.41/2,906.82 = 1,162.22/x
3. Step 3: Cross multiply
   2,106.41x = 2,906.82 × 1,162.22
4. Step 4: Simplify right side
   2,106.41x = 3,378,349.81
5. Step 5: Solve for x
   x = 3,378,349.81/2,106.41
6. Step 6: Final answer
   x = 1,603.85