Finding the Third Proportional to 65,749.50 and 144,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,749.50 : 144,094.50 = 144,094.50 : x
2. Step 2: Convert to fraction form
   65,749.50/144,094.50 = 144,094.50/x
3. Step 3: Cross multiply
   65,749.50x = 144,094.50 × 144,094.50
4. Step 4: Simplify right side
   65,749.50x = 20,763,224,930.25
5. Step 5: Solve for x
   x = 20,763,224,930.25/65,749.50
6. Step 6: Final answer
   x = 315,792.89