Finding the Third Proportional to 9,412 and 13,190

Step by Step Solution

1. Step 1: Write the proportion equation
   9,412 : 13,190 = 13,190 : x
2. Step 2: Convert to fraction form
   9,412/13,190 = 13,190/x
3. Step 3: Cross multiply
   9,412x = 13,190 × 13,190
4. Step 4: Simplify right side
   9,412x = 173,976,100
5. Step 5: Solve for x
   x = 173,976,100/9,412
6. Step 6: Final answer
   x = 18,484.50