Finding the Third Proportional to 1,107,128 and 2,397,870

Step by Step Solution

1. Step 1: Write the proportion equation
   1,107,128 : 2,397,870 = 2,397,870 : x
2. Step 2: Convert to fraction form
   1,107,128/2,397,870 = 2,397,870/x
3. Step 3: Cross multiply
   1,107,128x = 2,397,870 × 2,397,870
4. Step 4: Simplify right side
   1,107,128x = 5,749,780,536,900
5. Step 5: Solve for x
   x = 5,749,780,536,900/1,107,128
6. Step 6: Final answer
   x = 5,193,419.85