Finding the Third Proportional to 836,401.50 and 1,780,695

Step by Step Solution

1. Step 1: Write the proportion equation
   836,401.50 : 1,780,695 = 1,780,695 : x
2. Step 2: Convert to fraction form
   836,401.50/1,780,695 = 1,780,695/x
3. Step 3: Cross multiply
   836,401.50x = 1,780,695 × 1,780,695
4. Step 4: Simplify right side
   836,401.50x = 3,170,874,683,025
5. Step 5: Solve for x
   x = 3,170,874,683,025/836,401.50
6. Step 6: Final answer
   x = 3,791,091.58