Finding the Fourth Proportional to 10,622.72, 15,933.72 and 4,048.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,622.72 : 15,933.72 = 4,048.68 : x
2. Step 2: Convert to fraction form
   10,622.72/15,933.72 = 4,048.68/x
3. Step 3: Cross multiply
   10,622.72x = 15,933.72 × 4,048.68
4. Step 4: Simplify right side
   10,622.72x = 64,510,533.49
5. Step 5: Solve for x
   x = 64,510,533.49/10,622.72
6. Step 6: Final answer
   x = 6,072.88