Finding the Fourth Proportional to 11,411.85, 17,106.12 and 7,714.44

Step by Step Solution

1. Step 1: Write the proportion equation
   11,411.85 : 17,106.12 = 7,714.44 : x
2. Step 2: Convert to fraction form
   11,411.85/17,106.12 = 7,714.44/x
3. Step 3: Cross multiply
   11,411.85x = 17,106.12 × 7,714.44
4. Step 4: Simplify right side
   11,411.85x = 131,964,136.37
5. Step 5: Solve for x
   x = 131,964,136.37/11,411.85
6. Step 6: Final answer
   x = 11,563.78