Finding the Fourth Proportional to 2,930.34, 4,042.69 and 1,867.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,930.34 : 4,042.69 = 1,867.83 : x
2. Step 2: Convert to fraction form
   2,930.34/4,042.69 = 1,867.83/x
3. Step 3: Cross multiply
   2,930.34x = 4,042.69 × 1,867.83
4. Step 4: Simplify right side
   2,930.34x = 7,551,037.83
5. Step 5: Solve for x
   x = 7,551,037.83/2,930.34
6. Step 6: Final answer
   x = 2,576.84