Finding the Fourth Proportional to 9,885.53, 14,843.67 and 8,018.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,885.53 : 14,843.67 = 8,018.72 : x
2. Step 2: Convert to fraction form
   9,885.53/14,843.67 = 8,018.72/x
3. Step 3: Cross multiply
   9,885.53x = 14,843.67 × 8,018.72
4. Step 4: Simplify right side
   9,885.53x = 119,027,288.65
5. Step 5: Solve for x
   x = 119,027,288.65/9,885.53
6. Step 6: Final answer
   x = 12,040.56