Finding the Third Proportional to 80,111 and 120,781

Step by Step Solution

1. Step 1: Write the proportion equation
   80,111 : 120,781 = 120,781 : x
2. Step 2: Convert to fraction form
   80,111/120,781 = 120,781/x
3. Step 3: Cross multiply
   80,111x = 120,781 × 120,781
4. Step 4: Simplify right side
   80,111x = 14,588,049,961
5. Step 5: Solve for x
   x = 14,588,049,961/80,111
6. Step 6: Final answer
   x = 182,097.96