Finding the Third Proportional to 1,281,468 and 2,818,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,468 : 2,818,740 = 2,818,740 : x
2. Step 2: Convert to fraction form
   1,281,468/2,818,740 = 2,818,740/x
3. Step 3: Cross multiply
   1,281,468x = 2,818,740 × 2,818,740
4. Step 4: Simplify right side
   1,281,468x = 7,945,295,187,600
5. Step 5: Solve for x
   x = 7,945,295,187,600/1,281,468
6. Step 6: Final answer
   x = 6,200,151.07