Finding the Third Proportional to 88,065 and 190,494

Step by Step Solution

1. Step 1: Write the proportion equation
   88,065 : 190,494 = 190,494 : x
2. Step 2: Convert to fraction form
   88,065/190,494 = 190,494/x
3. Step 3: Cross multiply
   88,065x = 190,494 × 190,494
4. Step 4: Simplify right side
   88,065x = 36,287,964,036
5. Step 5: Solve for x
   x = 36,287,964,036/88,065
6. Step 6: Final answer
   x = 412,058.87