Finding the Fourth Proportional to 10,825.68, 16,238.56 and 3,435.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,825.68 : 16,238.56 = 3,435.32 : x
2. Step 2: Convert to fraction form
   10,825.68/16,238.56 = 3,435.32/x
3. Step 3: Cross multiply
   10,825.68x = 16,238.56 × 3,435.32
4. Step 4: Simplify right side
   10,825.68x = 55,784,649.94
5. Step 5: Solve for x
   x = 55,784,649.94/10,825.68
6. Step 6: Final answer
   x = 5,152.99