Finding the Third Proportional to 19,235 and 40,003

Step by Step Solution

1. Step 1: Write the proportion equation
   19,235 : 40,003 = 40,003 : x
2. Step 2: Convert to fraction form
   19,235/40,003 = 40,003/x
3. Step 3: Cross multiply
   19,235x = 40,003 × 40,003
4. Step 4: Simplify right side
   19,235x = 1,600,240,009
5. Step 5: Solve for x
   x = 1,600,240,009/19,235
6. Step 6: Final answer
   x = 83,194.18