Finding the Third Proportional to 141,725 and 311,095

Step by Step Solution

1. Step 1: Write the proportion equation
   141,725 : 311,095 = 311,095 : x
2. Step 2: Convert to fraction form
   141,725/311,095 = 311,095/x
3. Step 3: Cross multiply
   141,725x = 311,095 × 311,095
4. Step 4: Simplify right side
   141,725x = 96,780,099,025
5. Step 5: Solve for x
   x = 96,780,099,025/141,725
6. Step 6: Final answer
   x = 682,872.46