Finding the Third Proportional to 698,620 and 1,051,998

Step by Step Solution

1. Step 1: Write the proportion equation
   698,620 : 1,051,998 = 1,051,998 : x
2. Step 2: Convert to fraction form
   698,620/1,051,998 = 1,051,998/x
3. Step 3: Cross multiply
   698,620x = 1,051,998 × 1,051,998
4. Step 4: Simplify right side
   698,620x = 1,106,699,792,004
5. Step 5: Solve for x
   x = 1,106,699,792,004/698,620
6. Step 6: Final answer
   x = 1,584,122.69