Finding the Third Proportional to 69,393 and 103,809

Step by Step Solution

1. Step 1: Write the proportion equation
   69,393 : 103,809 = 103,809 : x
2. Step 2: Convert to fraction form
   69,393/103,809 = 103,809/x
3. Step 3: Cross multiply
   69,393x = 103,809 × 103,809
4. Step 4: Simplify right side
   69,393x = 10,776,308,481
5. Step 5: Solve for x
   x = 10,776,308,481/69,393
6. Step 6: Final answer
   x = 155,293.88