Finding the Third Proportional to 623,112 and 933,622

Step by Step Solution

1. Step 1: Write the proportion equation
   623,112 : 933,622 = 933,622 : x
2. Step 2: Convert to fraction form
   623,112/933,622 = 933,622/x
3. Step 3: Cross multiply
   623,112x = 933,622 × 933,622
4. Step 4: Simplify right side
   623,112x = 871,650,038,884
5. Step 5: Solve for x
   x = 871,650,038,884/623,112
6. Step 6: Final answer
   x = 1,398,865.76