Finding the Fourth Proportional to 2,641.56, 3,961.50 and 2,469

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641.56 : 3,961.50 = 2,469 : x
2. Step 2: Convert to fraction form
   2,641.56/3,961.50 = 2,469/x
3. Step 3: Cross multiply
   2,641.56x = 3,961.50 × 2,469
4. Step 4: Simplify right side
   2,641.56x = 9,780,943.50
5. Step 5: Solve for x
   x = 9,780,943.50/2,641.56
6. Step 6: Final answer
   x = 3,702.71