Finding the Third Proportional to 65,548.50 and 143,001

Step by Step Solution

1. Step 1: Write the proportion equation
   65,548.50 : 143,001 = 143,001 : x
2. Step 2: Convert to fraction form
   65,548.50/143,001 = 143,001/x
3. Step 3: Cross multiply
   65,548.50x = 143,001 × 143,001
4. Step 4: Simplify right side
   65,548.50x = 20,449,286,001
5. Step 5: Solve for x
   x = 20,449,286,001/65,548.50
6. Step 6: Final answer
   x = 311,971.84