Finding the Third Proportional to 30,666.50 and 46,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,666.50 : 46,890.50 = 46,890.50 : x
2. Step 2: Convert to fraction form
   30,666.50/46,890.50 = 46,890.50/x
3. Step 3: Cross multiply
   30,666.50x = 46,890.50 × 46,890.50
4. Step 4: Simplify right side
   30,666.50x = 2,198,718,990.25
5. Step 5: Solve for x
   x = 2,198,718,990.25/30,666.50
6. Step 6: Final answer
   x = 71,697.75