Finding the Third Proportional to 45,879.13 and 67,965.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,879.13 : 67,965.88 = 67,965.88 : x
2. Step 2: Convert to fraction form
   45,879.13/67,965.88 = 67,965.88/x
3. Step 3: Cross multiply
   45,879.13x = 67,965.88 × 67,965.88
4. Step 4: Simplify right side
   45,879.13x = 4,619,360,164.52
5. Step 5: Solve for x
   x = 4,619,360,164.52/45,879.13
6. Step 6: Final answer
   x = 100,685.45