Finding the Fourth Proportional to 2,322.78, 3,484.75 and 1,153.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.78 : 3,484.75 = 1,153.33 : x
2. Step 2: Convert to fraction form
   2,322.78/3,484.75 = 1,153.33/x
3. Step 3: Cross multiply
   2,322.78x = 3,484.75 × 1,153.33
4. Step 4: Simplify right side
   2,322.78x = 4,019,066.72
5. Step 5: Solve for x
   x = 4,019,066.72/2,322.78
6. Step 6: Final answer
   x = 1,730.28