Finding the Fourth Proportional to 250,481.25, 345,665.34 and 149,879.25

Step by Step Solution

1. Step 1: Write the proportion equation
   250,481.25 : 345,665.34 = 149,879.25 : x
2. Step 2: Convert to fraction form
   250,481.25/345,665.34 = 149,879.25/x
3. Step 3: Cross multiply
   250,481.25x = 345,665.34 × 149,879.25
4. Step 4: Simplify right side
   250,481.25x = 51,808,061,910.20
5. Step 5: Solve for x
   x = 51,808,061,910.20/250,481.25
6. Step 6: Final answer
   x = 206,834.09