Finding the Fourth Proportional to 150,826.82, 208,142.72 and 82,845.38

Step by Step Solution

1. Step 1: Write the proportion equation
   150,826.82 : 208,142.72 = 82,845.38 : x
2. Step 2: Convert to fraction form
   150,826.82/208,142.72 = 82,845.38/x
3. Step 3: Cross multiply
   150,826.82x = 208,142.72 × 82,845.38
4. Step 4: Simplify right side
   150,826.82x = 17,243,662,732.63
5. Step 5: Solve for x
   x = 17,243,662,732.63/150,826.82
6. Step 6: Final answer
   x = 114,327.56