Finding the Fourth Proportional to 2,322.69, 3,481.59 and 762.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.69 : 3,481.59 = 762.29 : x
2. Step 2: Convert to fraction form
   2,322.69/3,481.59 = 762.29/x
3. Step 3: Cross multiply
   2,322.69x = 3,481.59 × 762.29
4. Step 4: Simplify right side
   2,322.69x = 2,653,979.75
5. Step 5: Solve for x
   x = 2,653,979.75/2,322.69
6. Step 6: Final answer
   x = 1,142.63