Finding the Fourth Proportional to 10,604.97, 14,629.32 and 7,200.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,604.97 : 14,629.32 = 7,200.78 : x
2. Step 2: Convert to fraction form
   10,604.97/14,629.32 = 7,200.78/x
3. Step 3: Cross multiply
   10,604.97x = 14,629.32 × 7,200.78
4. Step 4: Simplify right side
   10,604.97x = 105,342,514.87
5. Step 5: Solve for x
   x = 105,342,514.87/10,604.97
6. Step 6: Final answer
   x = 9,933.32