Finding the Third Proportional to 65,693.38 and 144,103.88

Step by Step Solution

1. Step 1: Write the proportion equation
   65,693.38 : 144,103.88 = 144,103.88 : x
2. Step 2: Convert to fraction form
   65,693.38/144,103.88 = 144,103.88/x
3. Step 3: Cross multiply
   65,693.38x = 144,103.88 × 144,103.88
4. Step 4: Simplify right side
   65,693.38x = 20,765,926,790.02
5. Step 5: Solve for x
   x = 20,765,926,790.02/65,693.38
6. Step 6: Final answer
   x = 316,103.82