Finding the Third Proportional to 69,141 and 103,687

Step by Step Solution

1. Step 1: Write the proportion equation
   69,141 : 103,687 = 103,687 : x
2. Step 2: Convert to fraction form
   69,141/103,687 = 103,687/x
3. Step 3: Cross multiply
   69,141x = 103,687 × 103,687
4. Step 4: Simplify right side
   69,141x = 10,750,993,969
5. Step 5: Solve for x
   x = 10,750,993,969/69,141
6. Step 6: Final answer
   x = 155,493.76