Finding the Fourth Proportional to 11,499.36, 17,252.28 and 3,708.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,499.36 : 17,252.28 = 3,708.78 : x
2. Step 2: Convert to fraction form
   11,499.36/17,252.28 = 3,708.78/x
3. Step 3: Cross multiply
   11,499.36x = 17,252.28 × 3,708.78
4. Step 4: Simplify right side
   11,499.36x = 63,984,911.02
5. Step 5: Solve for x
   x = 63,984,911.02/11,499.36
6. Step 6: Final answer
   x = 5,564.21