Finding the Fourth Proportional to 8,851.76, 12,216.54 and 5,075.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,851.76 : 12,216.54 = 5,075.54 : x
2. Step 2: Convert to fraction form
   8,851.76/12,216.54 = 5,075.54/x
3. Step 3: Cross multiply
   8,851.76x = 12,216.54 × 5,075.54
4. Step 4: Simplify right side
   8,851.76x = 62,005,537.43
5. Step 5: Solve for x
   x = 62,005,537.43/8,851.76
6. Step 6: Final answer
   x = 7,004.88