Finding the Third Proportional to 65,189.25 and 156,993

Step by Step Solution

1. Step 1: Write the proportion equation
   65,189.25 : 156,993 = 156,993 : x
2. Step 2: Convert to fraction form
   65,189.25/156,993 = 156,993/x
3. Step 3: Cross multiply
   65,189.25x = 156,993 × 156,993
4. Step 4: Simplify right side
   65,189.25x = 24,646,802,049
5. Step 5: Solve for x
   x = 24,646,802,049/65,189.25
6. Step 6: Final answer
   x = 378,080.77