Finding the Fourth Proportional to 16,885.78, 23,303.18 and 10,173.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,885.78 : 23,303.18 = 10,173.48 : x
2. Step 2: Convert to fraction form
   16,885.78/23,303.18 = 10,173.48/x
3. Step 3: Cross multiply
   16,885.78x = 23,303.18 × 10,173.48
4. Step 4: Simplify right side
   16,885.78x = 237,074,435.67
5. Step 5: Solve for x
   x = 237,074,435.67/16,885.78
6. Step 6: Final answer
   x = 14,039.89