Finding the Fourth Proportional to 2,326.48, 3,490.24 and 766.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.48 : 3,490.24 = 766.56 : x
2. Step 2: Convert to fraction form
   2,326.48/3,490.24 = 766.56/x
3. Step 3: Cross multiply
   2,326.48x = 3,490.24 × 766.56
4. Step 4: Simplify right side
   2,326.48x = 2,675,478.37
5. Step 5: Solve for x
   x = 2,675,478.37/2,326.48
6. Step 6: Final answer
   x = 1,150.01