Finding the Third Proportional to 551,092 and 842,936

Step by Step Solution

1. Step 1: Write the proportion equation
   551,092 : 842,936 = 842,936 : x
2. Step 2: Convert to fraction form
   551,092/842,936 = 842,936/x
3. Step 3: Cross multiply
   551,092x = 842,936 × 842,936
4. Step 4: Simplify right side
   551,092x = 710,541,100,096
5. Step 5: Solve for x
   x = 710,541,100,096/551,092
6. Step 6: Final answer
   x = 1,289,333.00