Finding the Fourth Proportional to 14,789.98, 20,409.96 and 8,075.89

Step by Step Solution

1. Step 1: Write the proportion equation
   14,789.98 : 20,409.96 = 8,075.89 : x
2. Step 2: Convert to fraction form
   14,789.98/20,409.96 = 8,075.89/x
3. Step 3: Cross multiply
   14,789.98x = 20,409.96 × 8,075.89
4. Step 4: Simplify right side
   14,789.98x = 164,828,591.86
5. Step 5: Solve for x
   x = 164,828,591.86/14,789.98
6. Step 6: Final answer
   x = 11,144.61