Finding the Third Proportional to 1,007,208 and 2,164,112

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,208 : 2,164,112 = 2,164,112 : x
2. Step 2: Convert to fraction form
   1,007,208/2,164,112 = 2,164,112/x
3. Step 3: Cross multiply
   1,007,208x = 2,164,112 × 2,164,112
4. Step 4: Simplify right side
   1,007,208x = 4,683,380,748,544
5. Step 5: Solve for x
   x = 4,683,380,748,544/1,007,208
6. Step 6: Final answer
   x = 4,649,864.53