Finding the Fourth Proportional to 2,562.42, 3,840.50 and 1,329.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.42 : 3,840.50 = 1,329.16 : x
2. Step 2: Convert to fraction form
   2,562.42/3,840.50 = 1,329.16/x
3. Step 3: Cross multiply
   2,562.42x = 3,840.50 × 1,329.16
4. Step 4: Simplify right side
   2,562.42x = 5,104,638.98
5. Step 5: Solve for x
   x = 5,104,638.98/2,562.42
6. Step 6: Final answer
   x = 1,992.12