Finding the Third Proportional to 428,608 and 933,388

Step by Step Solution

1. Step 1: Write the proportion equation
   428,608 : 933,388 = 933,388 : x
2. Step 2: Convert to fraction form
   428,608/933,388 = 933,388/x
3. Step 3: Cross multiply
   428,608x = 933,388 × 933,388
4. Step 4: Simplify right side
   428,608x = 871,213,158,544
5. Step 5: Solve for x
   x = 871,213,158,544/428,608
6. Step 6: Final answer
   x = 2,032,657.25