Finding the Third Proportional to 1,373,116 and 2,990,336

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,116 : 2,990,336 = 2,990,336 : x
2. Step 2: Convert to fraction form
   1,373,116/2,990,336 = 2,990,336/x
3. Step 3: Cross multiply
   1,373,116x = 2,990,336 × 2,990,336
4. Step 4: Simplify right side
   1,373,116x = 8,942,109,392,896
5. Step 5: Solve for x
   x = 8,942,109,392,896/1,373,116
6. Step 6: Final answer
   x = 6,512,275.29