Finding the Fourth Proportional to 10,167.10, 15,247.41 and 5,236.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,167.10 : 15,247.41 = 5,236.09 : x
2. Step 2: Convert to fraction form
   10,167.10/15,247.41 = 5,236.09/x
3. Step 3: Cross multiply
   10,167.10x = 15,247.41 × 5,236.09
4. Step 4: Simplify right side
   10,167.10x = 79,836,811.03
5. Step 5: Solve for x
   x = 79,836,811.03/10,167.10
6. Step 6: Final answer
   x = 7,852.47