Finding the Fourth Proportional to 2,326.76, 3,210.94 and 1,278.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.76 : 3,210.94 = 1,278.82 : x
2. Step 2: Convert to fraction form
   2,326.76/3,210.94 = 1,278.82/x
3. Step 3: Cross multiply
   2,326.76x = 3,210.94 × 1,278.82
4. Step 4: Simplify right side
   2,326.76x = 4,106,214.29
5. Step 5: Solve for x
   x = 4,106,214.29/2,326.76
6. Step 6: Final answer
   x = 1,764.78