Finding the Fourth Proportional to 2,182.76, 3,009.82 and 1,900.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.76 : 3,009.82 = 1,900.48 : x
2. Step 2: Convert to fraction form
   2,182.76/3,009.82 = 1,900.48/x
3. Step 3: Cross multiply
   2,182.76x = 3,009.82 × 1,900.48
4. Step 4: Simplify right side
   2,182.76x = 5,720,078.16
5. Step 5: Solve for x
   x = 5,720,078.16/2,182.76
6. Step 6: Final answer
   x = 2,620.57