Finding the Fourth Proportional to 2,106.11, 2,906.52 and 1,162.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106.11 : 2,906.52 = 1,162.01 : x
2. Step 2: Convert to fraction form
   2,106.11/2,906.52 = 1,162.01/x
3. Step 3: Cross multiply
   2,106.11x = 2,906.52 × 1,162.01
4. Step 4: Simplify right side
   2,106.11x = 3,377,397.31
5. Step 5: Solve for x
   x = 3,377,397.31/2,106.11
6. Step 6: Final answer
   x = 1,603.62