Finding the Fourth Proportional to 10,790.42, 16,192.10 and 3,865.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,790.42 : 16,192.10 = 3,865.46 : x
2. Step 2: Convert to fraction form
   10,790.42/16,192.10 = 3,865.46/x
3. Step 3: Cross multiply
   10,790.42x = 16,192.10 × 3,865.46
4. Step 4: Simplify right side
   10,790.42x = 62,589,843.57
5. Step 5: Solve for x
   x = 62,589,843.57/10,790.42
6. Step 6: Final answer
   x = 5,800.50