Finding the Third Proportional to 364,010 and 551,105

Step by Step Solution

1. Step 1: Write the proportion equation
   364,010 : 551,105 = 551,105 : x
2. Step 2: Convert to fraction form
   364,010/551,105 = 551,105/x
3. Step 3: Cross multiply
   364,010x = 551,105 × 551,105
4. Step 4: Simplify right side
   364,010x = 303,716,721,025
5. Step 5: Solve for x
   x = 303,716,721,025/364,010
6. Step 6: Final answer
   x = 834,363.67