Finding the Third Proportional to 19,126 and 28,690

Step by Step Solution

1. Step 1: Write the proportion equation
   19,126 : 28,690 = 28,690 : x
2. Step 2: Convert to fraction form
   19,126/28,690 = 28,690/x
3. Step 3: Cross multiply
   19,126x = 28,690 × 28,690
4. Step 4: Simplify right side
   19,126x = 823,116,100
5. Step 5: Solve for x
   x = 823,116,100/19,126
6. Step 6: Final answer
   x = 43,036.50