Finding the Third Proportional to 1,781,420 and 3,815,074

Step by Step Solution

1. Step 1: Write the proportion equation
   1,781,420 : 3,815,074 = 3,815,074 : x
2. Step 2: Convert to fraction form
   1,781,420/3,815,074 = 3,815,074/x
3. Step 3: Cross multiply
   1,781,420x = 3,815,074 × 3,815,074
4. Step 4: Simplify right side
   1,781,420x = 14,554,789,625,476
5. Step 5: Solve for x
   x = 14,554,789,625,476/1,781,420
6. Step 6: Final answer
   x = 8,170,330.20