Finding the Fourth Proportional to 2,381.95, 3,285.98 and 1,542.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,381.95 : 3,285.98 = 1,542.92 : x
2. Step 2: Convert to fraction form
   2,381.95/3,285.98 = 1,542.92/x
3. Step 3: Cross multiply
   2,381.95x = 3,285.98 × 1,542.92
4. Step 4: Simplify right side
   2,381.95x = 5,070,016.33
5. Step 5: Solve for x
   x = 5,070,016.33/2,381.95
6. Step 6: Final answer
   x = 2,128.52