Finding the Third Proportional to 10,190.25 and 21,035.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,190.25 : 21,035.25 = 21,035.25 : x
2. Step 2: Convert to fraction form
   10,190.25/21,035.25 = 21,035.25/x
3. Step 3: Cross multiply
   10,190.25x = 21,035.25 × 21,035.25
4. Step 4: Simplify right side
   10,190.25x = 442,481,742.56
5. Step 5: Solve for x
   x = 442,481,742.56/10,190.25
6. Step 6: Final answer
   x = 43,422.07