Finding the Third Proportional to 551,174 and 826,760

Step by Step Solution

1. Step 1: Write the proportion equation
   551,174 : 826,760 = 826,760 : x
2. Step 2: Convert to fraction form
   551,174/826,760 = 826,760/x
3. Step 3: Cross multiply
   551,174x = 826,760 × 826,760
4. Step 4: Simplify right side
   551,174x = 683,532,097,600
5. Step 5: Solve for x
   x = 683,532,097,600/551,174
6. Step 6: Final answer
   x = 1,240,138.50