Finding the Third Proportional to 67,574 and 146,677

Step by Step Solution

1. Step 1: Write the proportion equation
   67,574 : 146,677 = 146,677 : x
2. Step 2: Convert to fraction form
   67,574/146,677 = 146,677/x
3. Step 3: Cross multiply
   67,574x = 146,677 × 146,677
4. Step 4: Simplify right side
   67,574x = 21,514,142,329
5. Step 5: Solve for x
   x = 21,514,142,329/67,574
6. Step 6: Final answer
   x = 318,379.00