Finding the Fourth Proportional to 145,760.88, 201,150.72 and 82,099.92

Step by Step Solution

1. Step 1: Write the proportion equation
   145,760.88 : 201,150.72 = 82,099.92 : x
2. Step 2: Convert to fraction form
   145,760.88/201,150.72 = 82,099.92/x
3. Step 3: Cross multiply
   145,760.88x = 201,150.72 × 82,099.92
4. Step 4: Simplify right side
   145,760.88x = 16,514,458,019.94
5. Step 5: Solve for x
   x = 16,514,458,019.94/145,760.88
6. Step 6: Final answer
   x = 113,298.29