Finding the Third Proportional to 153,009 and 229,647.38

Step by Step Solution

1. Step 1: Write the proportion equation
   153,009 : 229,647.38 = 229,647.38 : x
2. Step 2: Convert to fraction form
   153,009/229,647.38 = 229,647.38/x
3. Step 3: Cross multiply
   153,009x = 229,647.38 × 229,647.38
4. Step 4: Simplify right side
   153,009x = 52,737,916,844.39
5. Step 5: Solve for x
   x = 52,737,916,844.39/153,009
6. Step 6: Final answer
   x = 344,671.99