Finding the Third Proportional to 3,538,865 and 7,740,071

Step by Step Solution

1. Step 1: Write the proportion equation
   3,538,865 : 7,740,071 = 7,740,071 : x
2. Step 2: Convert to fraction form
   3,538,865/7,740,071 = 7,740,071/x
3. Step 3: Cross multiply
   3,538,865x = 7,740,071 × 7,740,071
4. Step 4: Simplify right side
   3,538,865x = 59,908,699,085,041
5. Step 5: Solve for x
   x = 59,908,699,085,041/3,538,865
6. Step 6: Final answer
   x = 16,928,789.06