Finding the Third Proportional to 1,954,496 and 2,989,872

Step by Step Solution

1. Step 1: Write the proportion equation
   1,954,496 : 2,989,872 = 2,989,872 : x
2. Step 2: Convert to fraction form
   1,954,496/2,989,872 = 2,989,872/x
3. Step 3: Cross multiply
   1,954,496x = 2,989,872 × 2,989,872
4. Step 4: Simplify right side
   1,954,496x = 8,939,334,576,384
5. Step 5: Solve for x
   x = 8,939,334,576,384/1,954,496
6. Step 6: Final answer
   x = 4,573,728.77