Finding the Third Proportional to 789,360 and 1,191,144

Step by Step Solution

1. Step 1: Write the proportion equation
   789,360 : 1,191,144 = 1,191,144 : x
2. Step 2: Convert to fraction form
   789,360/1,191,144 = 1,191,144/x
3. Step 3: Cross multiply
   789,360x = 1,191,144 × 1,191,144
4. Step 4: Simplify right side
   789,360x = 1,418,824,028,736
5. Step 5: Solve for x
   x = 1,418,824,028,736/789,360
6. Step 6: Final answer
   x = 1,797,435.93