Finding the Fourth Proportional to 2,101.38, 3,160.71 and 1,842.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101.38 : 3,160.71 = 1,842.18 : x
2. Step 2: Convert to fraction form
   2,101.38/3,160.71 = 1,842.18/x
3. Step 3: Cross multiply
   2,101.38x = 3,160.71 × 1,842.18
4. Step 4: Simplify right side
   2,101.38x = 5,822,596.75
5. Step 5: Solve for x
   x = 5,822,596.75/2,101.38
6. Step 6: Final answer
   x = 2,770.84