Finding the Fourth Proportional to 11,356.17, 17,036.52 and 3,958.65

Step by Step Solution

1. Step 1: Write the proportion equation
   11,356.17 : 17,036.52 = 3,958.65 : x
2. Step 2: Convert to fraction form
   11,356.17/17,036.52 = 3,958.65/x
3. Step 3: Cross multiply
   11,356.17x = 17,036.52 × 3,958.65
4. Step 4: Simplify right side
   11,356.17x = 67,441,619.90
5. Step 5: Solve for x
   x = 67,441,619.90/11,356.17
6. Step 6: Final answer
   x = 5,938.76