Finding the Fourth Proportional to 8,892.92, 12,273.72 and 5,356.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,892.92 : 12,273.72 = 5,356.46 : x
2. Step 2: Convert to fraction form
   8,892.92/12,273.72 = 5,356.46/x
3. Step 3: Cross multiply
   8,892.92x = 12,273.72 × 5,356.46
4. Step 4: Simplify right side
   8,892.92x = 65,743,690.23
5. Step 5: Solve for x
   x = 65,743,690.23/8,892.92
6. Step 6: Final answer
   x = 7,392.81