Finding the Fourth Proportional to 11,499.42, 17,246.37 and 3,179.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,499.42 : 17,246.37 = 3,179.25 : x
2. Step 2: Convert to fraction form
   11,499.42/17,246.37 = 3,179.25/x
3. Step 3: Cross multiply
   11,499.42x = 17,246.37 × 3,179.25
4. Step 4: Simplify right side
   11,499.42x = 54,830,521.82
5. Step 5: Solve for x
   x = 54,830,521.82/11,499.42
6. Step 6: Final answer
   x = 4,768.11