Finding the Fourth Proportional to 2,887.06, 3,984.15 and 1,839.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,887.06 : 3,984.15 = 1,839.73 : x
2. Step 2: Convert to fraction form
   2,887.06/3,984.15 = 1,839.73/x
3. Step 3: Cross multiply
   2,887.06x = 3,984.15 × 1,839.73
4. Step 4: Simplify right side
   2,887.06x = 7,329,760.28
5. Step 5: Solve for x
   x = 7,329,760.28/2,887.06
6. Step 6: Final answer
   x = 2,538.83