Finding the Third Proportional to 9,370.69 and 19,954.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,370.69 : 19,954.69 = 19,954.69 : x
2. Step 2: Convert to fraction form
   9,370.69/19,954.69 = 19,954.69/x
3. Step 3: Cross multiply
   9,370.69x = 19,954.69 × 19,954.69
4. Step 4: Simplify right side
   9,370.69x = 398,189,553.22
5. Step 5: Solve for x
   x = 398,189,553.22/9,370.69
6. Step 6: Final answer
   x = 42,493.10