Finding the Fourth Proportional to 3,411.50, 5,114.01 and 1,329.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.50 : 5,114.01 = 1,329.98 : x
2. Step 2: Convert to fraction form
   3,411.50/5,114.01 = 1,329.98/x
3. Step 3: Cross multiply
   3,411.50x = 5,114.01 × 1,329.98
4. Step 4: Simplify right side
   3,411.50x = 6,801,531.02
5. Step 5: Solve for x
   x = 6,801,531.02/3,411.50
6. Step 6: Final answer
   x = 1,993.71