Finding the Fourth Proportional to 2,320.89, 3,481.55 and 934.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,320.89 : 3,481.55 = 934.17 : x
2. Step 2: Convert to fraction form
   2,320.89/3,481.55 = 934.17/x
3. Step 3: Cross multiply
   2,320.89x = 3,481.55 × 934.17
4. Step 4: Simplify right side
   2,320.89x = 3,252,354.89
5. Step 5: Solve for x
   x = 3,252,354.89/2,320.89
6. Step 6: Final answer
   x = 1,401.34