Finding the Fourth Proportional to 8,061.30, 11,115.61 and 5,224.95

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.30 : 11,115.61 = 5,224.95 : x
2. Step 2: Convert to fraction form
   8,061.30/11,115.61 = 5,224.95/x
3. Step 3: Cross multiply
   8,061.30x = 11,115.61 × 5,224.95
4. Step 4: Simplify right side
   8,061.30x = 58,078,506.47
5. Step 5: Solve for x
   x = 58,078,506.47/8,061.30
6. Step 6: Final answer
   x = 7,204.61