Finding the Fourth Proportional to 2,429.59, 3,644.20 and 969.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.59 : 3,644.20 = 969.07 : x
2. Step 2: Convert to fraction form
   2,429.59/3,644.20 = 969.07/x
3. Step 3: Cross multiply
   2,429.59x = 3,644.20 × 969.07
4. Step 4: Simplify right side
   2,429.59x = 3,531,484.89
5. Step 5: Solve for x
   x = 3,531,484.89/2,429.59
6. Step 6: Final answer
   x = 1,453.53