Finding the Third Proportional to 1,410,194 and 2,118,387

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410,194 : 2,118,387 = 2,118,387 : x
2. Step 2: Convert to fraction form
   1,410,194/2,118,387 = 2,118,387/x
3. Step 3: Cross multiply
   1,410,194x = 2,118,387 × 2,118,387
4. Step 4: Simplify right side
   1,410,194x = 4,487,563,481,769
5. Step 5: Solve for x
   x = 4,487,563,481,769/1,410,194
6. Step 6: Final answer
   x = 3,182,231.30