Finding the Third Proportional to 1,312,880 and 2,812,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,312,880 : 2,812,384 = 2,812,384 : x
2. Step 2: Convert to fraction form
   1,312,880/2,812,384 = 2,812,384/x
3. Step 3: Cross multiply
   1,312,880x = 2,812,384 × 2,812,384
4. Step 4: Simplify right side
   1,312,880x = 7,909,503,763,456
5. Step 5: Solve for x
   x = 7,909,503,763,456/1,312,880
6. Step 6: Final answer
   x = 6,024,544.33