Finding the Third Proportional to 1,813,620 and 3,971,976

Step by Step Solution

1. Step 1: Write the proportion equation
   1,813,620 : 3,971,976 = 3,971,976 : x
2. Step 2: Convert to fraction form
   1,813,620/3,971,976 = 3,971,976/x
3. Step 3: Cross multiply
   1,813,620x = 3,971,976 × 3,971,976
4. Step 4: Simplify right side
   1,813,620x = 15,776,593,344,576
5. Step 5: Solve for x
   x = 15,776,593,344,576/1,813,620
6. Step 6: Final answer
   x = 8,698,952.01