Finding the Third Proportional to 1,456,216 and 2,279,374

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,216 : 2,279,374 = 2,279,374 : x
2. Step 2: Convert to fraction form
   1,456,216/2,279,374 = 2,279,374/x
3. Step 3: Cross multiply
   1,456,216x = 2,279,374 × 2,279,374
4. Step 4: Simplify right side
   1,456,216x = 5,195,545,831,876
5. Step 5: Solve for x
   x = 5,195,545,831,876/1,456,216
6. Step 6: Final answer
   x = 3,567,840.10