Finding the Third Proportional to 65,749.50 and 143,802

Step by Step Solution

1. Step 1: Write the proportion equation
   65,749.50 : 143,802 = 143,802 : x
2. Step 2: Convert to fraction form
   65,749.50/143,802 = 143,802/x
3. Step 3: Cross multiply
   65,749.50x = 143,802 × 143,802
4. Step 4: Simplify right side
   65,749.50x = 20,679,015,204
5. Step 5: Solve for x
   x = 20,679,015,204/65,749.50
6. Step 6: Final answer
   x = 314,512.13