Finding the Fourth Proportional to 16,477.53, 22,776.38 and 15,169.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,477.53 : 22,776.38 = 15,169.69 : x
2. Step 2: Convert to fraction form
   16,477.53/22,776.38 = 15,169.69/x
3. Step 3: Cross multiply
   16,477.53x = 22,776.38 × 15,169.69
4. Step 4: Simplify right side
   16,477.53x = 345,510,548.07
5. Step 5: Solve for x
   x = 345,510,548.07/16,477.53
6. Step 6: Final answer
   x = 20,968.59