Finding the Fourth Proportional to 14,804.30, 20,429.33 and 8,758.46

Step by Step Solution

1. Step 1: Write the proportion equation
   14,804.30 : 20,429.33 = 8,758.46 : x
2. Step 2: Convert to fraction form
   14,804.30/20,429.33 = 8,758.46/x
3. Step 3: Cross multiply
   14,804.30x = 20,429.33 × 8,758.46
4. Step 4: Simplify right side
   14,804.30x = 178,929,476.91
5. Step 5: Solve for x
   x = 178,929,476.91/14,804.30
6. Step 6: Final answer
   x = 12,086.32