Finding the Third Proportional to 40,793 and 83,781

Step by Step Solution

1. Step 1: Write the proportion equation
   40,793 : 83,781 = 83,781 : x
2. Step 2: Convert to fraction form
   40,793/83,781 = 83,781/x
3. Step 3: Cross multiply
   40,793x = 83,781 × 83,781
4. Step 4: Simplify right side
   40,793x = 7,019,255,961
5. Step 5: Solve for x
   x = 7,019,255,961/40,793
6. Step 6: Final answer
   x = 172,070.11