Finding the Third Proportional to 9,112.50 and 19,309.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,112.50 : 19,309.96 = 19,309.96 : x
2. Step 2: Convert to fraction form
   9,112.50/19,309.96 = 19,309.96/x
3. Step 3: Cross multiply
   9,112.50x = 19,309.96 × 19,309.96
4. Step 4: Simplify right side
   9,112.50x = 372,874,440.55
5. Step 5: Solve for x
   x = 372,874,440.55/9,112.50
6. Step 6: Final answer
   x = 40,919.01