Finding the Fourth Proportional to 2,610.49, 3,906.42 and 2,436.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.49 : 3,906.42 = 2,436.70 : x
2. Step 2: Convert to fraction form
   2,610.49/3,906.42 = 2,436.70/x
3. Step 3: Cross multiply
   2,610.49x = 3,906.42 × 2,436.70
4. Step 4: Simplify right side
   2,610.49x = 9,518,773.61
5. Step 5: Solve for x
   x = 9,518,773.61/2,610.49
6. Step 6: Final answer
   x = 3,646.36