Finding the Third Proportional to 1,528,443 and 3,238,947

Step by Step Solution

1. Step 1: Write the proportion equation
   1,528,443 : 3,238,947 = 3,238,947 : x
2. Step 2: Convert to fraction form
   1,528,443/3,238,947 = 3,238,947/x
3. Step 3: Cross multiply
   1,528,443x = 3,238,947 × 3,238,947
4. Step 4: Simplify right side
   1,528,443x = 10,490,777,668,809
5. Step 5: Solve for x
   x = 10,490,777,668,809/1,528,443
6. Step 6: Final answer
   x = 6,863,702.26