Finding the Fourth Proportional to 10,100.24, 15,150.96 and 4,257.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,100.24 : 15,150.96 = 4,257.32 : x
2. Step 2: Convert to fraction form
   10,100.24/15,150.96 = 4,257.32/x
3. Step 3: Cross multiply
   10,100.24x = 15,150.96 × 4,257.32
4. Step 4: Simplify right side
   10,100.24x = 64,502,485.03
5. Step 5: Solve for x
   x = 64,502,485.03/10,100.24
6. Step 6: Final answer
   x = 6,386.23