Finding the Fourth Proportional to 8,164.53, 12,247.67 and 3,485.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,164.53 : 12,247.67 = 3,485.03 : x
2. Step 2: Convert to fraction form
   8,164.53/12,247.67 = 3,485.03/x
3. Step 3: Cross multiply
   8,164.53x = 12,247.67 × 3,485.03
4. Step 4: Simplify right side
   8,164.53x = 42,683,418.72
5. Step 5: Solve for x
   x = 42,683,418.72/8,164.53
6. Step 6: Final answer
   x = 5,227.91