Finding the Third Proportional to 1,242,492 and 2,688,096

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,492 : 2,688,096 = 2,688,096 : x
2. Step 2: Convert to fraction form
   1,242,492/2,688,096 = 2,688,096/x
3. Step 3: Cross multiply
   1,242,492x = 2,688,096 × 2,688,096
4. Step 4: Simplify right side
   1,242,492x = 7,225,860,105,216
5. Step 5: Solve for x
   x = 7,225,860,105,216/1,242,492
6. Step 6: Final answer
   x = 5,815,619.02