Finding the Third Proportional to 3,592,782 and 7,789,905

Step by Step Solution

1. Step 1: Write the proportion equation
   3,592,782 : 7,789,905 = 7,789,905 : x
2. Step 2: Convert to fraction form
   3,592,782/7,789,905 = 7,789,905/x
3. Step 3: Cross multiply
   3,592,782x = 7,789,905 × 7,789,905
4. Step 4: Simplify right side
   3,592,782x = 60,682,619,909,025
5. Step 5: Solve for x
   x = 60,682,619,909,025/3,592,782
6. Step 6: Final answer
   x = 16,890,148.05