Finding the Third Proportional to 2,109,264 and 4,517,440

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,264 : 4,517,440 = 4,517,440 : x
2. Step 2: Convert to fraction form
   2,109,264/4,517,440 = 4,517,440/x
3. Step 3: Cross multiply
   2,109,264x = 4,517,440 × 4,517,440
4. Step 4: Simplify right side
   2,109,264x = 20,407,264,153,600
5. Step 5: Solve for x
   x = 20,407,264,153,600/2,109,264
6. Step 6: Final answer
   x = 9,675,063.98