Finding the Fourth Proportional to 10,200.24, 15,302.16 and 5,268.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.24 : 15,302.16 = 5,268.51 : x
2. Step 2: Convert to fraction form
   10,200.24/15,302.16 = 5,268.51/x
3. Step 3: Cross multiply
   10,200.24x = 15,302.16 × 5,268.51
4. Step 4: Simplify right side
   10,200.24x = 80,619,582.98
5. Step 5: Solve for x
   x = 80,619,582.98/10,200.24
6. Step 6: Final answer
   x = 7,903.69