Finding the Third Proportional to 111,692 and 243,044

Step by Step Solution

1. Step 1: Write the proportion equation
   111,692 : 243,044 = 243,044 : x
2. Step 2: Convert to fraction form
   111,692/243,044 = 243,044/x
3. Step 3: Cross multiply
   111,692x = 243,044 × 243,044
4. Step 4: Simplify right side
   111,692x = 59,070,385,936
5. Step 5: Solve for x
   x = 59,070,385,936/111,692
6. Step 6: Final answer
   x = 528,868.55