Finding the Fourth Proportional to 2,375.76, 3,279.35 and 1,630.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.76 : 3,279.35 = 1,630.83 : x
2. Step 2: Convert to fraction form
   2,375.76/3,279.35 = 1,630.83/x
3. Step 3: Cross multiply
   2,375.76x = 3,279.35 × 1,630.83
4. Step 4: Simplify right side
   2,375.76x = 5,348,078.74
5. Step 5: Solve for x
   x = 5,348,078.74/2,375.76
6. Step 6: Final answer
   x = 2,251.10