Finding the Third Proportional to 426,881 and 909,065

Step by Step Solution

1. Step 1: Write the proportion equation
   426,881 : 909,065 = 909,065 : x
2. Step 2: Convert to fraction form
   426,881/909,065 = 909,065/x
3. Step 3: Cross multiply
   426,881x = 909,065 × 909,065
4. Step 4: Simplify right side
   426,881x = 826,399,174,225
5. Step 5: Solve for x
   x = 826,399,174,225/426,881
6. Step 6: Final answer
   x = 1,935,900.58