Finding the Fourth Proportional to 16,887.48, 23,302.71 and 9,333.36

Step by Step Solution

1. Step 1: Write the proportion equation
   16,887.48 : 23,302.71 = 9,333.36 : x
2. Step 2: Convert to fraction form
   16,887.48/23,302.71 = 9,333.36/x
3. Step 3: Cross multiply
   16,887.48x = 23,302.71 × 9,333.36
4. Step 4: Simplify right side
   16,887.48x = 217,492,581.41
5. Step 5: Solve for x
   x = 217,492,581.41/16,887.48
6. Step 6: Final answer
   x = 12,878.92