Finding the Third Proportional to 111,069 and 234,531

Step by Step Solution

1. Step 1: Write the proportion equation
   111,069 : 234,531 = 234,531 : x
2. Step 2: Convert to fraction form
   111,069/234,531 = 234,531/x
3. Step 3: Cross multiply
   111,069x = 234,531 × 234,531
4. Step 4: Simplify right side
   111,069x = 55,004,789,961
5. Step 5: Solve for x
   x = 55,004,789,961/111,069
6. Step 6: Final answer
   x = 495,230.80