Finding the Third Proportional to 1,836,624 and 4,288,818

Step by Step Solution

1. Step 1: Write the proportion equation
   1,836,624 : 4,288,818 = 4,288,818 : x
2. Step 2: Convert to fraction form
   1,836,624/4,288,818 = 4,288,818/x
3. Step 3: Cross multiply
   1,836,624x = 4,288,818 × 4,288,818
4. Step 4: Simplify right side
   1,836,624x = 18,393,959,837,124
5. Step 5: Solve for x
   x = 18,393,959,837,124/1,836,624
6. Step 6: Final answer
   x = 10,015,092.82