Finding the Fourth Proportional to 10,924.37, 16,389.44 and 3,427.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,924.37 : 16,389.44 = 3,427.91 : x
2. Step 2: Convert to fraction form
   10,924.37/16,389.44 = 3,427.91/x
3. Step 3: Cross multiply
   10,924.37x = 16,389.44 × 3,427.91
4. Step 4: Simplify right side
   10,924.37x = 56,181,525.27
5. Step 5: Solve for x
   x = 56,181,525.27/10,924.37
6. Step 6: Final answer
   x = 5,142.77