Finding the Fourth Proportional to 150,826.31, 208,142.02 and 82,844.88

Step by Step Solution

1. Step 1: Write the proportion equation
   150,826.31 : 208,142.02 = 82,844.88 : x
2. Step 2: Convert to fraction form
   150,826.31/208,142.02 = 82,844.88/x
3. Step 3: Cross multiply
   150,826.31x = 208,142.02 × 82,844.88
4. Step 4: Simplify right side
   150,826.31x = 17,243,500,669.86
5. Step 5: Solve for x
   x = 17,243,500,669.86/150,826.31
6. Step 6: Final answer
   x = 114,326.87