Finding the Third Proportional to 67,623 and 144,292

Step by Step Solution

1. Step 1: Write the proportion equation
   67,623 : 144,292 = 144,292 : x
2. Step 2: Convert to fraction form
   67,623/144,292 = 144,292/x
3. Step 3: Cross multiply
   67,623x = 144,292 × 144,292
4. Step 4: Simplify right side
   67,623x = 20,820,181,264
5. Step 5: Solve for x
   x = 20,820,181,264/67,623
6. Step 6: Final answer
   x = 307,886.09