Finding the Third Proportional to 9,907.50 and 20,630

Step by Step Solution

1. Step 1: Write the proportion equation
   9,907.50 : 20,630 = 20,630 : x
2. Step 2: Convert to fraction form
   9,907.50/20,630 = 20,630/x
3. Step 3: Cross multiply
   9,907.50x = 20,630 × 20,630
4. Step 4: Simplify right side
   9,907.50x = 425,596,900
5. Step 5: Solve for x
   x = 425,596,900/9,907.50
6. Step 6: Final answer
   x = 42,957.04