Finding the Third Proportional to 141,371 and 308,145

Step by Step Solution

1. Step 1: Write the proportion equation
   141,371 : 308,145 = 308,145 : x
2. Step 2: Convert to fraction form
   141,371/308,145 = 308,145/x
3. Step 3: Cross multiply
   141,371x = 308,145 × 308,145
4. Step 4: Simplify right side
   141,371x = 94,953,341,025
5. Step 5: Solve for x
   x = 94,953,341,025/141,371
6. Step 6: Final answer
   x = 671,660.67