Finding the Fourth Proportional to 2,380.38, 3,284.12 and 1,542.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380.38 : 3,284.12 = 1,542.16 : x
2. Step 2: Convert to fraction form
   2,380.38/3,284.12 = 1,542.16/x
3. Step 3: Cross multiply
   2,380.38x = 3,284.12 × 1,542.16
4. Step 4: Simplify right side
   2,380.38x = 5,064,638.50
5. Step 5: Solve for x
   x = 5,064,638.50/2,380.38
6. Step 6: Final answer
   x = 2,127.66