Finding the Fourth Proportional to 150,178.98, 207,238.56 and 82,195.82

Step by Step Solution

1. Step 1: Write the proportion equation
   150,178.98 : 207,238.56 = 82,195.82 : x
2. Step 2: Convert to fraction form
   150,178.98/207,238.56 = 82,195.82/x
3. Step 3: Cross multiply
   150,178.98x = 207,238.56 × 82,195.82
4. Step 4: Simplify right side
   150,178.98x = 17,034,143,374.82
5. Step 5: Solve for x
   x = 17,034,143,374.82/150,178.98
6. Step 6: Final answer
   x = 113,425.62