Finding the Third Proportional to 1,438,566 and 3,148,042

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,566 : 3,148,042 = 3,148,042 : x
2. Step 2: Convert to fraction form
   1,438,566/3,148,042 = 3,148,042/x
3. Step 3: Cross multiply
   1,438,566x = 3,148,042 × 3,148,042
4. Step 4: Simplify right side
   1,438,566x = 9,910,168,433,764
5. Step 5: Solve for x
   x = 9,910,168,433,764/1,438,566
6. Step 6: Final answer
   x = 6,888,921.63