Finding the Fourth Proportional to 145,719.06, 201,086.46 and 82,059.54

Step by Step Solution

1. Step 1: Write the proportion equation
   145,719.06 : 201,086.46 = 82,059.54 : x
2. Step 2: Convert to fraction form
   145,719.06/201,086.46 = 82,059.54/x
3. Step 3: Cross multiply
   145,719.06x = 201,086.46 × 82,059.54
4. Step 4: Simplify right side
   145,719.06x = 16,501,062,407.83
5. Step 5: Solve for x
   x = 16,501,062,407.83/145,719.06
6. Step 6: Final answer
   x = 113,238.87