Finding the Third Proportional to 71,641.50 and 153,849

Step by Step Solution

1. Step 1: Write the proportion equation
   71,641.50 : 153,849 = 153,849 : x
2. Step 2: Convert to fraction form
   71,641.50/153,849 = 153,849/x
3. Step 3: Cross multiply
   71,641.50x = 153,849 × 153,849
4. Step 4: Simplify right side
   71,641.50x = 23,669,514,801
5. Step 5: Solve for x
   x = 23,669,514,801/71,641.50
6. Step 6: Final answer
   x = 330,388.32