Finding the Third Proportional to 89,810 and 146,009

Step by Step Solution

1. Step 1: Write the proportion equation
   89,810 : 146,009 = 146,009 : x
2. Step 2: Convert to fraction form
   89,810/146,009 = 146,009/x
3. Step 3: Cross multiply
   89,810x = 146,009 × 146,009
4. Step 4: Simplify right side
   89,810x = 21,318,628,081
5. Step 5: Solve for x
   x = 21,318,628,081/89,810
6. Step 6: Final answer
   x = 237,374.77