Finding the Fourth Proportional to 16,637.21, 22,953.83 and 10,974.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,637.21 : 22,953.83 = 10,974.77 : x
2. Step 2: Convert to fraction form
   16,637.21/22,953.83 = 10,974.77/x
3. Step 3: Cross multiply
   16,637.21x = 22,953.83 × 10,974.77
4. Step 4: Simplify right side
   16,637.21x = 251,912,890.10
5. Step 5: Solve for x
   x = 251,912,890.10/16,637.21
6. Step 6: Final answer
   x = 15,141.54