Finding the Third Proportional to 67,413 and 146,285.25

Step by Step Solution

1. Step 1: Write the proportion equation
   67,413 : 146,285.25 = 146,285.25 : x
2. Step 2: Convert to fraction form
   67,413/146,285.25 = 146,285.25/x
3. Step 3: Cross multiply
   67,413x = 146,285.25 × 146,285.25
4. Step 4: Simplify right side
   67,413x = 21,399,374,367.56
5. Step 5: Solve for x
   x = 21,399,374,367.56/67,413
6. Step 6: Final answer
   x = 317,436.91