Finding the Third Proportional to 426,978 and 919,935

Step by Step Solution

1. Step 1: Write the proportion equation
   426,978 : 919,935 = 919,935 : x
2. Step 2: Convert to fraction form
   426,978/919,935 = 919,935/x
3. Step 3: Cross multiply
   426,978x = 919,935 × 919,935
4. Step 4: Simplify right side
   426,978x = 846,280,404,225
5. Step 5: Solve for x
   x = 846,280,404,225/426,978
6. Step 6: Final answer
   x = 1,982,023.44