Finding the Third Proportional to 1,683,948 and 3,690,804

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683,948 : 3,690,804 = 3,690,804 : x
2. Step 2: Convert to fraction form
   1,683,948/3,690,804 = 3,690,804/x
3. Step 3: Cross multiply
   1,683,948x = 3,690,804 × 3,690,804
4. Step 4: Simplify right side
   1,683,948x = 13,622,034,166,416
5. Step 5: Solve for x
   x = 13,622,034,166,416/1,683,948
6. Step 6: Final answer
   x = 8,089,343.71