Finding the Third Proportional to 1,834,412 and 3,890,805

Step by Step Solution

1. Step 1: Write the proportion equation
   1,834,412 : 3,890,805 = 3,890,805 : x
2. Step 2: Convert to fraction form
   1,834,412/3,890,805 = 3,890,805/x
3. Step 3: Cross multiply
   1,834,412x = 3,890,805 × 3,890,805
4. Step 4: Simplify right side
   1,834,412x = 15,138,363,548,025
5. Step 5: Solve for x
   x = 15,138,363,548,025/1,834,412
6. Step 6: Final answer
   x = 8,252,433.78