Finding the Fourth Proportional to 2,341.67, 3,512.36 and 880.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,341.67 : 3,512.36 = 880.72 : x
2. Step 2: Convert to fraction form
   2,341.67/3,512.36 = 880.72/x
3. Step 3: Cross multiply
   2,341.67x = 3,512.36 × 880.72
4. Step 4: Simplify right side
   2,341.67x = 3,093,399.12
5. Step 5: Solve for x
   x = 3,093,399.12/2,341.67
6. Step 6: Final answer
   x = 1,321.03