Finding the Fourth Proportional to 8,892.62, 12,271.94 and 4,913.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,892.62 : 12,271.94 = 4,913.82 : x
2. Step 2: Convert to fraction form
   8,892.62/12,271.94 = 4,913.82/x
3. Step 3: Cross multiply
   8,892.62x = 12,271.94 × 4,913.82
4. Step 4: Simplify right side
   8,892.62x = 60,302,104.21
5. Step 5: Solve for x
   x = 60,302,104.21/8,892.62
6. Step 6: Final answer
   x = 6,781.14