Finding the Third Proportional to 3,953,804 and 8,632,606

Step by Step Solution

1. Step 1: Write the proportion equation
   3,953,804 : 8,632,606 = 8,632,606 : x
2. Step 2: Convert to fraction form
   3,953,804/8,632,606 = 8,632,606/x
3. Step 3: Cross multiply
   3,953,804x = 8,632,606 × 8,632,606
4. Step 4: Simplify right side
   3,953,804x = 74,521,886,351,236
5. Step 5: Solve for x
   x = 74,521,886,351,236/3,953,804
6. Step 6: Final answer
   x = 18,848,148.86