Finding the Third Proportional to 3,048,390 and 4,458,147

Step by Step Solution

1. Step 1: Write the proportion equation
   3,048,390 : 4,458,147 = 4,458,147 : x
2. Step 2: Convert to fraction form
   3,048,390/4,458,147 = 4,458,147/x
3. Step 3: Cross multiply
   3,048,390x = 4,458,147 × 4,458,147
4. Step 4: Simplify right side
   3,048,390x = 19,875,074,673,609
5. Step 5: Solve for x
   x = 19,875,074,673,609/3,048,390
6. Step 6: Final answer
   x = 6,519,859.56