Finding the Fourth Proportional to 3,453.06, 4,769.18 and 2,279.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,453.06 : 4,769.18 = 2,279.37 : x
2. Step 2: Convert to fraction form
   3,453.06/4,769.18 = 2,279.37/x
3. Step 3: Cross multiply
   3,453.06x = 4,769.18 × 2,279.37
4. Step 4: Simplify right side
   3,453.06x = 10,870,725.82
5. Step 5: Solve for x
   x = 10,870,725.82/3,453.06
6. Step 6: Final answer
   x = 3,148.14