Finding the Third Proportional to 1,262,212 and 2,716,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262,212 : 2,716,880 = 2,716,880 : x
2. Step 2: Convert to fraction form
   1,262,212/2,716,880 = 2,716,880/x
3. Step 3: Cross multiply
   1,262,212x = 2,716,880 × 2,716,880
4. Step 4: Simplify right side
   1,262,212x = 7,381,436,934,400
5. Step 5: Solve for x
   x = 7,381,436,934,400/1,262,212
6. Step 6: Final answer
   x = 5,848,016.76