Finding the Third Proportional to 65,791.50 and 144,705

Step by Step Solution

1. Step 1: Write the proportion equation
   65,791.50 : 144,705 = 144,705 : x
2. Step 2: Convert to fraction form
   65,791.50/144,705 = 144,705/x
3. Step 3: Cross multiply
   65,791.50x = 144,705 × 144,705
4. Step 4: Simplify right side
   65,791.50x = 20,939,537,025
5. Step 5: Solve for x
   x = 20,939,537,025/65,791.50
6. Step 6: Final answer
   x = 318,271.16