Finding the Third Proportional to 846,545 and 1,807,907

Step by Step Solution

1. Step 1: Write the proportion equation
   846,545 : 1,807,907 = 1,807,907 : x
2. Step 2: Convert to fraction form
   846,545/1,807,907 = 1,807,907/x
3. Step 3: Cross multiply
   846,545x = 1,807,907 × 1,807,907
4. Step 4: Simplify right side
   846,545x = 3,268,527,720,649
5. Step 5: Solve for x
   x = 3,268,527,720,649/846,545
6. Step 6: Final answer
   x = 3,861,020.64