Finding the Fourth Proportional to 9,529.92, 14,298.48 and 3,987

Step by Step Solution

1. Step 1: Write the proportion equation
   9,529.92 : 14,298.48 = 3,987 : x
2. Step 2: Convert to fraction form
   9,529.92/14,298.48 = 3,987/x
3. Step 3: Cross multiply
   9,529.92x = 14,298.48 × 3,987
4. Step 4: Simplify right side
   9,529.92x = 57,008,039.76
5. Step 5: Solve for x
   x = 57,008,039.76/9,529.92
6. Step 6: Final answer
   x = 5,982.01