Finding the Fourth Proportional to 2,326.34, 3,210.41 and 1,278.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.34 : 3,210.41 = 1,278.43 : x
2. Step 2: Convert to fraction form
   2,326.34/3,210.41 = 1,278.43/x
3. Step 3: Cross multiply
   2,326.34x = 3,210.41 × 1,278.43
4. Step 4: Simplify right side
   2,326.34x = 4,104,284.46
5. Step 5: Solve for x
   x = 4,104,284.46/2,326.34
6. Step 6: Final answer
   x = 1,764.27