Finding the Third Proportional to 53,500.50 and 126,522

Step by Step Solution

1. Step 1: Write the proportion equation
   53,500.50 : 126,522 = 126,522 : x
2. Step 2: Convert to fraction form
   53,500.50/126,522 = 126,522/x
3. Step 3: Cross multiply
   53,500.50x = 126,522 × 126,522
4. Step 4: Simplify right side
   53,500.50x = 16,007,816,484
5. Step 5: Solve for x
   x = 16,007,816,484/53,500.50
6. Step 6: Final answer
   x = 299,208.73