Finding the Fourth Proportional to 2,327.63, 3,212.12 and 1,279.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.63 : 3,212.12 = 1,279.69 : x
2. Step 2: Convert to fraction form
   2,327.63/3,212.12 = 1,279.69/x
3. Step 3: Cross multiply
   2,327.63x = 3,212.12 × 1,279.69
4. Step 4: Simplify right side
   2,327.63x = 4,110,513.01
5. Step 5: Solve for x
   x = 4,110,513.01/2,327.63
6. Step 6: Final answer
   x = 1,765.97