Finding the Third Proportional to 20,526 and 30,210

Step by Step Solution

1. Step 1: Write the proportion equation
   20,526 : 30,210 = 30,210 : x
2. Step 2: Convert to fraction form
   20,526/30,210 = 30,210/x
3. Step 3: Cross multiply
   20,526x = 30,210 × 30,210
4. Step 4: Simplify right side
   20,526x = 912,644,100
5. Step 5: Solve for x
   x = 912,644,100/20,526
6. Step 6: Final answer
   x = 44,462.83