Finding the Fourth Proportional to 8,902.55, 12,285.71 and 4,923.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,902.55 : 12,285.71 = 4,923.94 : x
2. Step 2: Convert to fraction form
   8,902.55/12,285.71 = 4,923.94/x
3. Step 3: Cross multiply
   8,902.55x = 12,285.71 × 4,923.94
4. Step 4: Simplify right side
   8,902.55x = 60,494,098.90
5. Step 5: Solve for x
   x = 60,494,098.90/8,902.55
6. Step 6: Final answer
   x = 6,795.14