Finding the Third Proportional to 1,399,612 and 2,099,054

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,612 : 2,099,054 = 2,099,054 : x
2. Step 2: Convert to fraction form
   1,399,612/2,099,054 = 2,099,054/x
3. Step 3: Cross multiply
   1,399,612x = 2,099,054 × 2,099,054
4. Step 4: Simplify right side
   1,399,612x = 4,406,027,694,916
5. Step 5: Solve for x
   x = 4,406,027,694,916/1,399,612
6. Step 6: Final answer
   x = 3,148,035.09