Finding the Fourth Proportional to 16,897.98, 23,317.17 and 9,343.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,897.98 : 23,317.17 = 9,343.29 : x
2. Step 2: Convert to fraction form
   16,897.98/23,317.17 = 9,343.29/x
3. Step 3: Cross multiply
   16,897.98x = 23,317.17 × 9,343.29
4. Step 4: Simplify right side
   16,897.98x = 217,859,081.29
5. Step 5: Solve for x
   x = 217,859,081.29/16,897.98
6. Step 6: Final answer
   x = 12,892.61