Finding the Third Proportional to 1,007,208 and 2,163,492

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,208 : 2,163,492 = 2,163,492 : x
2. Step 2: Convert to fraction form
   1,007,208/2,163,492 = 2,163,492/x
3. Step 3: Cross multiply
   1,007,208x = 2,163,492 × 2,163,492
4. Step 4: Simplify right side
   1,007,208x = 4,680,697,634,064
5. Step 5: Solve for x
   x = 4,680,697,634,064/1,007,208
6. Step 6: Final answer
   x = 4,647,200.61