Finding the Fourth Proportional to 9,769.65, 14,662.35 and 5,555.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,769.65 : 14,662.35 = 5,555.49 : x
2. Step 2: Convert to fraction form
   9,769.65/14,662.35 = 5,555.49/x
3. Step 3: Cross multiply
   9,769.65x = 14,662.35 × 5,555.49
4. Step 4: Simplify right side
   9,769.65x = 81,456,538.80
5. Step 5: Solve for x
   x = 81,456,538.80/9,769.65
6. Step 6: Final answer
   x = 8,337.71