Finding the Third Proportional to 45,403 and 105,507

Step by Step Solution

1. Step 1: Write the proportion equation
   45,403 : 105,507 = 105,507 : x
2. Step 2: Convert to fraction form
   45,403/105,507 = 105,507/x
3. Step 3: Cross multiply
   45,403x = 105,507 × 105,507
4. Step 4: Simplify right side
   45,403x = 11,131,727,049
5. Step 5: Solve for x
   x = 11,131,727,049/45,403
6. Step 6: Final answer
   x = 245,176.02