Finding the Third Proportional to 19,389.38 and 40,024.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,389.38 : 40,024.13 = 40,024.13 : x
2. Step 2: Convert to fraction form
   19,389.38/40,024.13 = 40,024.13/x
3. Step 3: Cross multiply
   19,389.38x = 40,024.13 × 40,024.13
4. Step 4: Simplify right side
   19,389.38x = 1,601,930,582.02
5. Step 5: Solve for x
   x = 1,601,930,582.02/19,389.38
6. Step 6: Final answer
   x = 82,618.99