Finding the Fourth Proportional to 6,072.26, 9,112.20 and 3,300.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,072.26 : 9,112.20 = 3,300.86 : x
2. Step 2: Convert to fraction form
   6,072.26/9,112.20 = 3,300.86/x
3. Step 3: Cross multiply
   6,072.26x = 9,112.20 × 3,300.86
4. Step 4: Simplify right side
   6,072.26x = 30,078,096.49
5. Step 5: Solve for x
   x = 30,078,096.49/6,072.26
6. Step 6: Final answer
   x = 4,953.36