Finding the Third Proportional to 42,369.75 and 65,645.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,369.75 : 65,645.44 = 65,645.44 : x
2. Step 2: Convert to fraction form
   42,369.75/65,645.44 = 65,645.44/x
3. Step 3: Cross multiply
   42,369.75x = 65,645.44 × 65,645.44
4. Step 4: Simplify right side
   42,369.75x = 4,309,323,464.57
5. Step 5: Solve for x
   x = 4,309,323,464.57/42,369.75
6. Step 6: Final answer
   x = 101,707.55