Finding the Third Proportional to 2,112,378 and 4,561,482

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,378 : 4,561,482 = 4,561,482 : x
2. Step 2: Convert to fraction form
   2,112,378/4,561,482 = 4,561,482/x
3. Step 3: Cross multiply
   2,112,378x = 4,561,482 × 4,561,482
4. Step 4: Simplify right side
   2,112,378x = 20,807,118,036,324
5. Step 5: Solve for x
   x = 20,807,118,036,324/2,112,378
6. Step 6: Final answer
   x = 9,850,092.19