Finding the Fourth Proportional to 7,823.22, 10,799.52 and 4,994.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,823.22 : 10,799.52 = 4,994.31 : x
2. Step 2: Convert to fraction form
   7,823.22/10,799.52 = 4,994.31/x
3. Step 3: Cross multiply
   7,823.22x = 10,799.52 × 4,994.31
4. Step 4: Simplify right side
   7,823.22x = 53,936,150.73
5. Step 5: Solve for x
   x = 53,936,150.73/7,823.22
6. Step 6: Final answer
   x = 6,894.37