Finding the Third Proportional to 1,456,245 and 2,279,421

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,245 : 2,279,421 = 2,279,421 : x
2. Step 2: Convert to fraction form
   1,456,245/2,279,421 = 2,279,421/x
3. Step 3: Cross multiply
   1,456,245x = 2,279,421 × 2,279,421
4. Step 4: Simplify right side
   1,456,245x = 5,195,760,095,241
5. Step 5: Solve for x
   x = 5,195,760,095,241/1,456,245
6. Step 6: Final answer
   x = 3,567,916.18