Finding the Fourth Proportional to 2,983.37, 4,117.12 and 1,724.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,983.37 : 4,117.12 = 1,724.47 : x
2. Step 2: Convert to fraction form
   2,983.37/4,117.12 = 1,724.47/x
3. Step 3: Cross multiply
   2,983.37x = 4,117.12 × 1,724.47
4. Step 4: Simplify right side
   2,983.37x = 7,099,835.32
5. Step 5: Solve for x
   x = 7,099,835.32/2,983.37
6. Step 6: Final answer
   x = 2,379.80