Finding the Fourth Proportional to 19,381.50, 29,072.52 and 5,530.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,381.50 : 29,072.52 = 5,530.50 : x
2. Step 2: Convert to fraction form
   19,381.50/29,072.52 = 5,530.50/x
3. Step 3: Cross multiply
   19,381.50x = 29,072.52 × 5,530.50
4. Step 4: Simplify right side
   19,381.50x = 160,785,571.86
5. Step 5: Solve for x
   x = 160,785,571.86/19,381.50
6. Step 6: Final answer
   x = 8,295.83