Finding the Fourth Proportional to 12,762.69, 17,609.93 and 7,456.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,762.69 : 17,609.93 = 7,456.48 : x
2. Step 2: Convert to fraction form
   12,762.69/17,609.93 = 7,456.48/x
3. Step 3: Cross multiply
   12,762.69x = 17,609.93 × 7,456.48
4. Step 4: Simplify right side
   12,762.69x = 131,308,009.54
5. Step 5: Solve for x
   x = 131,308,009.54/12,762.69
6. Step 6: Final answer
   x = 10,288.43