Finding the Third Proportional to 65,755.50 and 143,812.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,755.50 : 143,812.50 = 143,812.50 : x
2. Step 2: Convert to fraction form
   65,755.50/143,812.50 = 143,812.50/x
3. Step 3: Cross multiply
   65,755.50x = 143,812.50 × 143,812.50
4. Step 4: Simplify right side
   65,755.50x = 20,682,035,156.25
5. Step 5: Solve for x
   x = 20,682,035,156.25/65,755.50
6. Step 6: Final answer
   x = 314,529.36