Finding the Fourth Proportional to 11,356.30, 17,036.88 and 3,459.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,356.30 : 17,036.88 = 3,459.16 : x
2. Step 2: Convert to fraction form
   11,356.30/17,036.88 = 3,459.16/x
3. Step 3: Cross multiply
   11,356.30x = 17,036.88 × 3,459.16
4. Step 4: Simplify right side
   11,356.30x = 58,933,293.82
5. Step 5: Solve for x
   x = 58,933,293.82/11,356.30
6. Step 6: Final answer
   x = 5,189.48