Finding the Third Proportional to 698,616 and 1,051,992

Step by Step Solution

1. Step 1: Write the proportion equation
   698,616 : 1,051,992 = 1,051,992 : x
2. Step 2: Convert to fraction form
   698,616/1,051,992 = 1,051,992/x
3. Step 3: Cross multiply
   698,616x = 1,051,992 × 1,051,992
4. Step 4: Simplify right side
   698,616x = 1,106,687,168,064
5. Step 5: Solve for x
   x = 1,106,687,168,064/698,616
6. Step 6: Final answer
   x = 1,584,113.69