Finding the Third Proportional to 140,600 and 331,892

Step by Step Solution

1. Step 1: Write the proportion equation
   140,600 : 331,892 = 331,892 : x
2. Step 2: Convert to fraction form
   140,600/331,892 = 331,892/x
3. Step 3: Cross multiply
   140,600x = 331,892 × 331,892
4. Step 4: Simplify right side
   140,600x = 110,152,299,664
5. Step 5: Solve for x
   x = 110,152,299,664/140,600
6. Step 6: Final answer
   x = 783,444.52