Finding the Fourth Proportional to 146,028.32, 201,514.56 and 82,365.20

Step by Step Solution

1. Step 1: Write the proportion equation
   146,028.32 : 201,514.56 = 82,365.20 : x
2. Step 2: Convert to fraction form
   146,028.32/201,514.56 = 82,365.20/x
3. Step 3: Cross multiply
   146,028.32x = 201,514.56 × 82,365.20
4. Step 4: Simplify right side
   146,028.32x = 16,597,787,037.31
5. Step 5: Solve for x
   x = 16,597,787,037.31/146,028.32
6. Step 6: Final answer
   x = 113,661.43