Finding the Third Proportional to 844,935 and 1,878,780

Step by Step Solution

1. Step 1: Write the proportion equation
   844,935 : 1,878,780 = 1,878,780 : x
2. Step 2: Convert to fraction form
   844,935/1,878,780 = 1,878,780/x
3. Step 3: Cross multiply
   844,935x = 1,878,780 × 1,878,780
4. Step 4: Simplify right side
   844,935x = 3,529,814,288,400
5. Step 5: Solve for x
   x = 3,529,814,288,400/844,935
6. Step 6: Final answer
   x = 4,177,616.37