Finding the Fourth Proportional to 150,947.78, 208,308.10 and 82,964.73

Step by Step Solution

1. Step 1: Write the proportion equation
   150,947.78 : 208,308.10 = 82,964.73 : x
2. Step 2: Convert to fraction form
   150,947.78/208,308.10 = 82,964.73/x
3. Step 3: Cross multiply
   150,947.78x = 208,308.10 × 82,964.73
4. Step 4: Simplify right side
   150,947.78x = 17,282,225,273.31
5. Step 5: Solve for x
   x = 17,282,225,273.31/150,947.78
6. Step 6: Final answer
   x = 114,491.42