Finding the Third Proportional to 9,969.38 and 20,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,969.38 : 20,971.50 = 20,971.50 : x
2. Step 2: Convert to fraction form
   9,969.38/20,971.50 = 20,971.50/x
3. Step 3: Cross multiply
   9,969.38x = 20,971.50 × 20,971.50
4. Step 4: Simplify right side
   9,969.38x = 439,803,812.25
5. Step 5: Solve for x
   x = 439,803,812.25/9,969.38
6. Step 6: Final answer
   x = 44,115.48