Finding the Fourth Proportional to 2,462.17, 3,670.85 and 2,185.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.17 : 3,670.85 = 2,185.15 : x
2. Step 2: Convert to fraction form
   2,462.17/3,670.85 = 2,185.15/x
3. Step 3: Cross multiply
   2,462.17x = 3,670.85 × 2,185.15
4. Step 4: Simplify right side
   2,462.17x = 8,021,357.88
5. Step 5: Solve for x
   x = 8,021,357.88/2,462.17
6. Step 6: Final answer
   x = 3,257.84