Finding the Fourth Proportional to 8,954.72, 12,363.54 and 8,007.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,954.72 : 12,363.54 = 8,007.56 : x
2. Step 2: Convert to fraction form
   8,954.72/12,363.54 = 8,007.56/x
3. Step 3: Cross multiply
   8,954.72x = 12,363.54 × 8,007.56
4. Step 4: Simplify right side
   8,954.72x = 99,001,788.36
5. Step 5: Solve for x
   x = 99,001,788.36/8,954.72
6. Step 6: Final answer
   x = 11,055.82