Finding the Fourth Proportional to 2,469.89, 3,405.83 and 1,761.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.89 : 3,405.83 = 1,761.81 : x
2. Step 2: Convert to fraction form
   2,469.89/3,405.83 = 1,761.81/x
3. Step 3: Cross multiply
   2,469.89x = 3,405.83 × 1,761.81
4. Step 4: Simplify right side
   2,469.89x = 6,000,416.54
5. Step 5: Solve for x
   x = 6,000,416.54/2,469.89
6. Step 6: Final answer
   x = 2,429.43