Finding the Fourth Proportional to 16,642.29, 22,969.34 and 9,836.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,642.29 : 22,969.34 = 9,836.04 : x
2. Step 2: Convert to fraction form
   16,642.29/22,969.34 = 9,836.04/x
3. Step 3: Cross multiply
   16,642.29x = 22,969.34 × 9,836.04
4. Step 4: Simplify right side
   16,642.29x = 225,927,297.83
5. Step 5: Solve for x
   x = 225,927,297.83/16,642.29
6. Step 6: Final answer
   x = 13,575.49