Finding the Fourth Proportional to 10,836.58, 16,259.57 and 3,821.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,836.58 : 16,259.57 = 3,821.61 : x
2. Step 2: Convert to fraction form
   10,836.58/16,259.57 = 3,821.61/x
3. Step 3: Cross multiply
   10,836.58x = 16,259.57 × 3,821.61
4. Step 4: Simplify right side
   10,836.58x = 62,137,685.10
5. Step 5: Solve for x
   x = 62,137,685.10/10,836.58
6. Step 6: Final answer
   x = 5,734.07