Finding the Fourth Proportional to 3,987.48, 5,976.27 and 2,134.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,987.48 : 5,976.27 = 2,134.02 : x
2. Step 2: Convert to fraction form
   3,987.48/5,976.27 = 2,134.02/x
3. Step 3: Cross multiply
   3,987.48x = 5,976.27 × 2,134.02
4. Step 4: Simplify right side
   3,987.48x = 12,753,479.71
5. Step 5: Solve for x
   x = 12,753,479.71/3,987.48
6. Step 6: Final answer
   x = 3,198.38