Finding the Fourth Proportional to 316,749.69, 437,115.83 and 173,510.73

Step by Step Solution

1. Step 1: Write the proportion equation
   316,749.69 : 437,115.83 = 173,510.73 : x
2. Step 2: Convert to fraction form
   316,749.69/437,115.83 = 173,510.73/x
3. Step 3: Cross multiply
   316,749.69x = 437,115.83 × 173,510.73
4. Step 4: Simplify right side
   316,749.69x = 75,844,285,890.30
5. Step 5: Solve for x
   x = 75,844,285,890.30/316,749.69
6. Step 6: Final answer
   x = 239,445.49