Finding the Fourth Proportional to 2,106.02, 2,906.32 and 1,161.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106.02 : 2,906.32 = 1,161.83 : x
2. Step 2: Convert to fraction form
   2,106.02/2,906.32 = 1,161.83/x
3. Step 3: Cross multiply
   2,106.02x = 2,906.32 × 1,161.83
4. Step 4: Simplify right side
   2,106.02x = 3,376,651.22
5. Step 5: Solve for x
   x = 3,376,651.22/2,106.02
6. Step 6: Final answer
   x = 1,603.34