Finding the Fourth Proportional to 1,949.69, 2,930.69 and 1,679.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,949.69 : 2,930.69 = 1,679.05 : x
2. Step 2: Convert to fraction form
   1,949.69/2,930.69 = 1,679.05/x
3. Step 3: Cross multiply
   1,949.69x = 2,930.69 × 1,679.05
4. Step 4: Simplify right side
   1,949.69x = 4,920,775.04
5. Step 5: Solve for x
   x = 4,920,775.04/1,949.69
6. Step 6: Final answer
   x = 2,523.88