Finding the Fourth Proportional to 11,499.48, 17,253.18 and 5,262.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,499.48 : 17,253.18 = 5,262.12 : x
2. Step 2: Convert to fraction form
   11,499.48/17,253.18 = 5,262.12/x
3. Step 3: Cross multiply
   11,499.48x = 17,253.18 × 5,262.12
4. Step 4: Simplify right side
   11,499.48x = 90,788,303.54
5. Step 5: Solve for x
   x = 90,788,303.54/11,499.48
6. Step 6: Final answer
   x = 7,894.99