Finding the Third Proportional to 1,417,880 and 2,179,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417,880 : 2,179,384 = 2,179,384 : x
2. Step 2: Convert to fraction form
   1,417,880/2,179,384 = 2,179,384/x
3. Step 3: Cross multiply
   1,417,880x = 2,179,384 × 2,179,384
4. Step 4: Simplify right side
   1,417,880x = 4,749,714,619,456
5. Step 5: Solve for x
   x = 4,749,714,619,456/1,417,880
6. Step 6: Final answer
   x = 3,349,870.67