Finding the Third Proportional to 675,554 and 1,455,112

Step by Step Solution

1. Step 1: Write the proportion equation
   675,554 : 1,455,112 = 1,455,112 : x
2. Step 2: Convert to fraction form
   675,554/1,455,112 = 1,455,112/x
3. Step 3: Cross multiply
   675,554x = 1,455,112 × 1,455,112
4. Step 4: Simplify right side
   675,554x = 2,117,350,932,544
5. Step 5: Solve for x
   x = 2,117,350,932,544/675,554
6. Step 6: Final answer
   x = 3,134,243.79