Finding the Fourth Proportional to 2,699.34, 3,729.39 and 2,255.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.34 : 3,729.39 = 2,255.82 : x
2. Step 2: Convert to fraction form
   2,699.34/3,729.39 = 2,255.82/x
3. Step 3: Cross multiply
   2,699.34x = 3,729.39 × 2,255.82
4. Step 4: Simplify right side
   2,699.34x = 8,412,832.55
5. Step 5: Solve for x
   x = 8,412,832.55/2,699.34
6. Step 6: Final answer
   x = 3,116.63