Finding the Third Proportional to 111,129 and 244,412

Step by Step Solution

1. Step 1: Write the proportion equation
   111,129 : 244,412 = 244,412 : x
2. Step 2: Convert to fraction form
   111,129/244,412 = 244,412/x
3. Step 3: Cross multiply
   111,129x = 244,412 × 244,412
4. Step 4: Simplify right side
   111,129x = 59,737,225,744
5. Step 5: Solve for x
   x = 59,737,225,744/111,129
6. Step 6: Final answer
   x = 537,548.49