Finding the Third Proportional to 43,605.42 and 65,749.92

Step by Step Solution

1. Step 1: Write the proportion equation
   43,605.42 : 65,749.92 = 65,749.92 : x
2. Step 2: Convert to fraction form
   43,605.42/65,749.92 = 65,749.92/x
3. Step 3: Cross multiply
   43,605.42x = 65,749.92 × 65,749.92
4. Step 4: Simplify right side
   43,605.42x = 4,323,052,226.57
5. Step 5: Solve for x
   x = 4,323,052,226.57/43,605.42
6. Step 6: Final answer
   x = 99,140.25