Finding the Fourth Proportional to 16,886.54, 23,306.32 and 9,817.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,886.54 : 23,306.32 = 9,817.06 : x
2. Step 2: Convert to fraction form
   16,886.54/23,306.32 = 9,817.06/x
3. Step 3: Cross multiply
   16,886.54x = 23,306.32 × 9,817.06
4. Step 4: Simplify right side
   16,886.54x = 228,799,492.73
5. Step 5: Solve for x
   x = 228,799,492.73/16,886.54
6. Step 6: Final answer
   x = 13,549.23