Finding the Fourth Proportional to 12,050.77, 16,621.54 and 10,369.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,050.77 : 16,621.54 = 10,369.28 : x
2. Step 2: Convert to fraction form
   12,050.77/16,621.54 = 10,369.28/x
3. Step 3: Cross multiply
   12,050.77x = 16,621.54 × 10,369.28
4. Step 4: Simplify right side
   12,050.77x = 172,353,496.73
5. Step 5: Solve for x
   x = 172,353,496.73/12,050.77
6. Step 6: Final answer
   x = 14,302.28