Finding the Fourth Proportional to 2,629.96, 3,629.29 and 1,434.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,629.96 : 3,629.29 = 1,434.89 : x
2. Step 2: Convert to fraction form
   2,629.96/3,629.29 = 1,434.89/x
3. Step 3: Cross multiply
   2,629.96x = 3,629.29 × 1,434.89
4. Step 4: Simplify right side
   2,629.96x = 5,207,631.93
5. Step 5: Solve for x
   x = 5,207,631.93/2,629.96
6. Step 6: Final answer
   x = 1,980.12