Finding the Fourth Proportional to 11,352.96, 17,019.72 and 7,448.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,352.96 : 17,019.72 = 7,448.76 : x
2. Step 2: Convert to fraction form
   11,352.96/17,019.72 = 7,448.76/x
3. Step 3: Cross multiply
   11,352.96x = 17,019.72 × 7,448.76
4. Step 4: Simplify right side
   11,352.96x = 126,775,809.55
5. Step 5: Solve for x
   x = 126,775,809.55/11,352.96
6. Step 6: Final answer
   x = 11,166.76