Finding the Fourth Proportional to 3,339.98, 5,008.35 and 1,147.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,339.98 : 5,008.35 = 1,147.94 : x
2. Step 2: Convert to fraction form
   3,339.98/5,008.35 = 1,147.94/x
3. Step 3: Cross multiply
   3,339.98x = 5,008.35 × 1,147.94
4. Step 4: Simplify right side
   3,339.98x = 5,749,285.30
5. Step 5: Solve for x
   x = 5,749,285.30/3,339.98
6. Step 6: Final answer
   x = 1,721.35