Finding the Third Proportional to 1,578,546 and 3,472,020

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,546 : 3,472,020 = 3,472,020 : x
2. Step 2: Convert to fraction form
   1,578,546/3,472,020 = 3,472,020/x
3. Step 3: Cross multiply
   1,578,546x = 3,472,020 × 3,472,020
4. Step 4: Simplify right side
   1,578,546x = 12,054,922,880,400
5. Step 5: Solve for x
   x = 12,054,922,880,400/1,578,546
6. Step 6: Final answer
   x = 7,636,725.75