Finding the Third Proportional to 1,297,303 and 1,977,940

Step by Step Solution

1. Step 1: Write the proportion equation
   1,297,303 : 1,977,940 = 1,977,940 : x
2. Step 2: Convert to fraction form
   1,297,303/1,977,940 = 1,977,940/x
3. Step 3: Cross multiply
   1,297,303x = 1,977,940 × 1,977,940
4. Step 4: Simplify right side
   1,297,303x = 3,912,246,643,600
5. Step 5: Solve for x
   x = 3,912,246,643,600/1,297,303
6. Step 6: Final answer
   x = 3,015,676.86