Finding the Fourth Proportional to 149,141.56, 205,815.39 and 82,073.56

Step by Step Solution

1. Step 1: Write the proportion equation
   149,141.56 : 205,815.39 = 82,073.56 : x
2. Step 2: Convert to fraction form
   149,141.56/205,815.39 = 82,073.56/x
3. Step 3: Cross multiply
   149,141.56x = 205,815.39 × 82,073.56
4. Step 4: Simplify right side
   149,141.56x = 16,892,001,760.09
5. Step 5: Solve for x
   x = 16,892,001,760.09/149,141.56
6. Step 6: Final answer
   x = 113,261.53