Finding the Third Proportional to 45,246 and 69,039

Step by Step Solution

1. Step 1: Write the proportion equation
   45,246 : 69,039 = 69,039 : x
2. Step 2: Convert to fraction form
   45,246/69,039 = 69,039/x
3. Step 3: Cross multiply
   45,246x = 69,039 × 69,039
4. Step 4: Simplify right side
   45,246x = 4,766,383,521
5. Step 5: Solve for x
   x = 4,766,383,521/45,246
6. Step 6: Final answer
   x = 105,343.75