Finding the Fourth Proportional to 2,109.94, 3,160.87 and 1,182.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109.94 : 3,160.87 = 1,182.69 : x
2. Step 2: Convert to fraction form
   2,109.94/3,160.87 = 1,182.69/x
3. Step 3: Cross multiply
   2,109.94x = 3,160.87 × 1,182.69
4. Step 4: Simplify right side
   2,109.94x = 3,738,328.59
5. Step 5: Solve for x
   x = 3,738,328.59/2,109.94
6. Step 6: Final answer
   x = 1,771.77