Finding the Fourth Proportional to 10,216.50, 15,326.89 and 3,196.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,216.50 : 15,326.89 = 3,196.23 : x
2. Step 2: Convert to fraction form
   10,216.50/15,326.89 = 3,196.23/x
3. Step 3: Cross multiply
   10,216.50x = 15,326.89 × 3,196.23
4. Step 4: Simplify right side
   10,216.50x = 48,988,200.16
5. Step 5: Solve for x
   x = 48,988,200.16/10,216.50
6. Step 6: Final answer
   x = 4,795.01