Finding the Third Proportional to 1,190,640 and 1,813,912

Step by Step Solution

1. Step 1: Write the proportion equation
   1,190,640 : 1,813,912 = 1,813,912 : x
2. Step 2: Convert to fraction form
   1,190,640/1,813,912 = 1,813,912/x
3. Step 3: Cross multiply
   1,190,640x = 1,813,912 × 1,813,912
4. Step 4: Simplify right side
   1,190,640x = 3,290,276,743,744
5. Step 5: Solve for x
   x = 3,290,276,743,744/1,190,640
6. Step 6: Final answer
   x = 2,763,452.21