Finding the Fourth Proportional to 2,660.69, 3,984.03 and 1,876.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,660.69 : 3,984.03 = 1,876.46 : x
2. Step 2: Convert to fraction form
   2,660.69/3,984.03 = 1,876.46/x
3. Step 3: Cross multiply
   2,660.69x = 3,984.03 × 1,876.46
4. Step 4: Simplify right side
   2,660.69x = 7,475,853.01
5. Step 5: Solve for x
   x = 7,475,853.01/2,660.69
6. Step 6: Final answer
   x = 2,809.75