Finding the Third Proportional to 71,442 and 146,559.38

Step by Step Solution

1. Step 1: Write the proportion equation
   71,442 : 146,559.38 = 146,559.38 : x
2. Step 2: Convert to fraction form
   71,442/146,559.38 = 146,559.38/x
3. Step 3: Cross multiply
   71,442x = 146,559.38 × 146,559.38
4. Step 4: Simplify right side
   71,442x = 21,479,650,400.39
5. Step 5: Solve for x
   x = 21,479,650,400.39/71,442
6. Step 6: Final answer
   x = 300,658.58