Finding the Fourth Proportional to 6,922.39, 10,380.96 and 2,478.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,922.39 : 10,380.96 = 2,478.83 : x
2. Step 2: Convert to fraction form
   6,922.39/10,380.96 = 2,478.83/x
3. Step 3: Cross multiply
   6,922.39x = 10,380.96 × 2,478.83
4. Step 4: Simplify right side
   6,922.39x = 25,732,612.37
5. Step 5: Solve for x
   x = 25,732,612.37/6,922.39
6. Step 6: Final answer
   x = 3,717.30