Finding the Third Proportional to 1,445,264 and 3,112,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445,264 : 3,112,512 = 3,112,512 : x
2. Step 2: Convert to fraction form
   1,445,264/3,112,512 = 3,112,512/x
3. Step 3: Cross multiply
   1,445,264x = 3,112,512 × 3,112,512
4. Step 4: Simplify right side
   1,445,264x = 9,687,730,950,144
5. Step 5: Solve for x
   x = 9,687,730,950,144/1,445,264
6. Step 6: Final answer
   x = 6,703,087.43