Finding the Fourth Proportional to 16,887.34, 23,308.28 and 9,817.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,887.34 : 23,308.28 = 9,817.84 : x
2. Step 2: Convert to fraction form
   16,887.34/23,308.28 = 9,817.84/x
3. Step 3: Cross multiply
   16,887.34x = 23,308.28 × 9,817.84
4. Step 4: Simplify right side
   16,887.34x = 228,836,963.72
5. Step 5: Solve for x
   x = 228,836,963.72/16,887.34
6. Step 6: Final answer
   x = 13,550.80