Finding the Fourth Proportional to 8,892.18, 12,271.14 and 4,913.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,892.18 : 12,271.14 = 4,913.46 : x
2. Step 2: Convert to fraction form
   8,892.18/12,271.14 = 4,913.46/x
3. Step 3: Cross multiply
   8,892.18x = 12,271.14 × 4,913.46
4. Step 4: Simplify right side
   8,892.18x = 60,293,755.54
5. Step 5: Solve for x
   x = 60,293,755.54/8,892.18
6. Step 6: Final answer
   x = 6,780.54