Finding the Fourth Proportional to 2,979.07, 4,111.22 and 1,799.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979.07 : 4,111.22 = 1,799.91 : x
2. Step 2: Convert to fraction form
   2,979.07/4,111.22 = 1,799.91/x
3. Step 3: Cross multiply
   2,979.07x = 4,111.22 × 1,799.91
4. Step 4: Simplify right side
   2,979.07x = 7,399,830.49
5. Step 5: Solve for x
   x = 7,399,830.49/2,979.07
6. Step 6: Final answer
   x = 2,483.94