Finding the Fourth Proportional to 4,920.89, 7,381.46 and 1,634.24

Step by Step Solution

1. Step 1: Write the proportion equation
   4,920.89 : 7,381.46 = 1,634.24 : x
2. Step 2: Convert to fraction form
   4,920.89/7,381.46 = 1,634.24/x
3. Step 3: Cross multiply
   4,920.89x = 7,381.46 × 1,634.24
4. Step 4: Simplify right side
   4,920.89x = 12,063,099.73
5. Step 5: Solve for x
   x = 12,063,099.73/4,920.89
6. Step 6: Final answer
   x = 2,451.41