Finding the Fourth Proportional to 8,922.90, 12,313.59 and 4,944.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,922.90 : 12,313.59 = 4,944.27 : x
2. Step 2: Convert to fraction form
   8,922.90/12,313.59 = 4,944.27/x
3. Step 3: Cross multiply
   8,922.90x = 12,313.59 × 4,944.27
4. Step 4: Simplify right side
   8,922.90x = 60,881,713.63
5. Step 5: Solve for x
   x = 60,881,713.63/8,922.90
6. Step 6: Final answer
   x = 6,823.09