Finding the Third Proportional to 780,720 and 1,164,582

Step by Step Solution

1. Step 1: Write the proportion equation
   780,720 : 1,164,582 = 1,164,582 : x
2. Step 2: Convert to fraction form
   780,720/1,164,582 = 1,164,582/x
3. Step 3: Cross multiply
   780,720x = 1,164,582 × 1,164,582
4. Step 4: Simplify right side
   780,720x = 1,356,251,234,724
5. Step 5: Solve for x
   x = 1,356,251,234,724/780,720
6. Step 6: Final answer
   x = 1,737,180.08