Finding the Third Proportional to 16,521 and 35,730

Step by Step Solution

1. Step 1: Write the proportion equation
   16,521 : 35,730 = 35,730 : x
2. Step 2: Convert to fraction form
   16,521/35,730 = 35,730/x
3. Step 3: Cross multiply
   16,521x = 35,730 × 35,730
4. Step 4: Simplify right side
   16,521x = 1,276,632,900
5. Step 5: Solve for x
   x = 1,276,632,900/16,521
6. Step 6: Final answer
   x = 77,273.34