Finding the Fourth Proportional to 8,996.24, 12,415.12 and 5,219.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,996.24 : 12,415.12 = 5,219.12 : x
2. Step 2: Convert to fraction form
   8,996.24/12,415.12 = 5,219.12/x
3. Step 3: Cross multiply
   8,996.24x = 12,415.12 × 5,219.12
4. Step 4: Simplify right side
   8,996.24x = 64,796,001.09
5. Step 5: Solve for x
   x = 64,796,001.09/8,996.24
6. Step 6: Final answer
   x = 7,202.56