Finding the Fourth Proportional to 9,623.21, 14,429.34 and 3,776.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,623.21 : 14,429.34 = 3,776.63 : x
2. Step 2: Convert to fraction form
   9,623.21/14,429.34 = 3,776.63/x
3. Step 3: Cross multiply
   9,623.21x = 14,429.34 × 3,776.63
4. Step 4: Simplify right side
   9,623.21x = 54,494,206.18
5. Step 5: Solve for x
   x = 54,494,206.18/9,623.21
6. Step 6: Final answer
   x = 5,662.79