Finding the Fourth Proportional to 2,106, 2,906.37 and 1,174.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106 : 2,906.37 = 1,174.50 : x
2. Step 2: Convert to fraction form
   2,106/2,906.37 = 1,174.50/x
3. Step 3: Cross multiply
   2,106x = 2,906.37 × 1,174.50
4. Step 4: Simplify right side
   2,106x = 3,413,531.57
5. Step 5: Solve for x
   x = 3,413,531.57/2,106
6. Step 6: Final answer
   x = 1,620.86