Finding the Third Proportional to 16,439 and 35,947

Step by Step Solution

1. Step 1: Write the proportion equation
   16,439 : 35,947 = 35,947 : x
2. Step 2: Convert to fraction form
   16,439/35,947 = 35,947/x
3. Step 3: Cross multiply
   16,439x = 35,947 × 35,947
4. Step 4: Simplify right side
   16,439x = 1,292,186,809
5. Step 5: Solve for x
   x = 1,292,186,809/16,439
6. Step 6: Final answer
   x = 78,604.95