Finding the Fourth Proportional to 16,698.29, 23,039.82 and 9,982.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,698.29 : 23,039.82 = 9,982.77 : x
2. Step 2: Convert to fraction form
   16,698.29/23,039.82 = 9,982.77/x
3. Step 3: Cross multiply
   16,698.29x = 23,039.82 × 9,982.77
4. Step 4: Simplify right side
   16,698.29x = 230,001,223.90
5. Step 5: Solve for x
   x = 230,001,223.90/16,698.29
6. Step 6: Final answer
   x = 13,773.94