Finding the Third Proportional to 9,900 and 17,598

Step by Step Solution

1. Step 1: Write the proportion equation
   9,900 : 17,598 = 17,598 : x
2. Step 2: Convert to fraction form
   9,900/17,598 = 17,598/x
3. Step 3: Cross multiply
   9,900x = 17,598 × 17,598
4. Step 4: Simplify right side
   9,900x = 309,689,604
5. Step 5: Solve for x
   x = 309,689,604/9,900
6. Step 6: Final answer
   x = 31,281.78