Finding the Third Proportional to 1,114,880 and 2,173,696

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114,880 : 2,173,696 = 2,173,696 : x
2. Step 2: Convert to fraction form
   1,114,880/2,173,696 = 2,173,696/x
3. Step 3: Cross multiply
   1,114,880x = 2,173,696 × 2,173,696
4. Step 4: Simplify right side
   1,114,880x = 4,724,954,300,416
5. Step 5: Solve for x
   x = 4,724,954,300,416/1,114,880
6. Step 6: Final answer
   x = 4,238,083.29