Finding the Third Proportional to 30,969 and 67,843

Step by Step Solution

1. Step 1: Write the proportion equation
   30,969 : 67,843 = 67,843 : x
2. Step 2: Convert to fraction form
   30,969/67,843 = 67,843/x
3. Step 3: Cross multiply
   30,969x = 67,843 × 67,843
4. Step 4: Simplify right side
   30,969x = 4,602,672,649
5. Step 5: Solve for x
   x = 4,602,672,649/30,969
6. Step 6: Final answer
   x = 148,621.93