Finding the Fourth Proportional to 2,930.94, 4,397.04 and 1,836.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,930.94 : 4,397.04 = 1,836.72 : x
2. Step 2: Convert to fraction form
   2,930.94/4,397.04 = 1,836.72/x
3. Step 3: Cross multiply
   2,930.94x = 4,397.04 × 1,836.72
4. Step 4: Simplify right side
   2,930.94x = 8,076,131.31
5. Step 5: Solve for x
   x = 8,076,131.31/2,930.94
6. Step 6: Final answer
   x = 2,755.47