Finding the Fourth Proportional to 2,983.89, 4,115.91 and 1,923.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,983.89 : 4,115.91 = 1,923.06 : x
2. Step 2: Convert to fraction form
   2,983.89/4,115.91 = 1,923.06/x
3. Step 3: Cross multiply
   2,983.89x = 4,115.91 × 1,923.06
4. Step 4: Simplify right side
   2,983.89x = 7,915,141.88
5. Step 5: Solve for x
   x = 7,915,141.88/2,983.89
6. Step 6: Final answer
   x = 2,652.63