Finding the Fourth Proportional to 10,975.58, 16,459.23 and 3,578.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,975.58 : 16,459.23 = 3,578.30 : x
2. Step 2: Convert to fraction form
   10,975.58/16,459.23 = 3,578.30/x
3. Step 3: Cross multiply
   10,975.58x = 16,459.23 × 3,578.30
4. Step 4: Simplify right side
   10,975.58x = 58,896,062.71
5. Step 5: Solve for x
   x = 58,896,062.71/10,975.58
6. Step 6: Final answer
   x = 5,366.10