Finding the Third Proportional to 1,641,928 and 3,528,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,641,928 : 3,528,368 = 3,528,368 : x
2. Step 2: Convert to fraction form
   1,641,928/3,528,368 = 3,528,368/x
3. Step 3: Cross multiply
   1,641,928x = 3,528,368 × 3,528,368
4. Step 4: Simplify right side
   1,641,928x = 12,449,380,743,424
5. Step 5: Solve for x
   x = 12,449,380,743,424/1,641,928
6. Step 6: Final answer
   x = 7,582,172.14