Finding the Third Proportional to 16,902 and 35,990

Step by Step Solution

1. Step 1: Write the proportion equation
   16,902 : 35,990 = 35,990 : x
2. Step 2: Convert to fraction form
   16,902/35,990 = 35,990/x
3. Step 3: Cross multiply
   16,902x = 35,990 × 35,990
4. Step 4: Simplify right side
   16,902x = 1,295,280,100
5. Step 5: Solve for x
   x = 1,295,280,100/16,902
6. Step 6: Final answer
   x = 76,634.72