Finding the Fourth Proportional to 10,762.31, 16,144.09 and 3,836.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,762.31 : 16,144.09 = 3,836.81 : x
2. Step 2: Convert to fraction form
   10,762.31/16,144.09 = 3,836.81/x
3. Step 3: Cross multiply
   10,762.31x = 16,144.09 × 3,836.81
4. Step 4: Simplify right side
   10,762.31x = 61,941,836.72
5. Step 5: Solve for x
   x = 61,941,836.72/10,762.31
6. Step 6: Final answer
   x = 5,755.44