Finding the Third Proportional to 3,583,638 and 7,797,123

Step by Step Solution

1. Step 1: Write the proportion equation
   3,583,638 : 7,797,123 = 7,797,123 : x
2. Step 2: Convert to fraction form
   3,583,638/7,797,123 = 7,797,123/x
3. Step 3: Cross multiply
   3,583,638x = 7,797,123 × 7,797,123
4. Step 4: Simplify right side
   3,583,638x = 60,795,127,077,129
5. Step 5: Solve for x
   x = 60,795,127,077,129/3,583,638
6. Step 6: Final answer
   x = 16,964,639.59