Finding the Third Proportional to 1,296,421 and 1,962,518

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296,421 : 1,962,518 = 1,962,518 : x
2. Step 2: Convert to fraction form
   1,296,421/1,962,518 = 1,962,518/x
3. Step 3: Cross multiply
   1,296,421x = 1,962,518 × 1,962,518
4. Step 4: Simplify right side
   1,296,421x = 3,851,476,900,324
5. Step 5: Solve for x
   x = 3,851,476,900,324/1,296,421
6. Step 6: Final answer
   x = 2,970,853.53