Finding the Third Proportional to 1,631,432 and 3,578,032

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631,432 : 3,578,032 = 3,578,032 : x
2. Step 2: Convert to fraction form
   1,631,432/3,578,032 = 3,578,032/x
3. Step 3: Cross multiply
   1,631,432x = 3,578,032 × 3,578,032
4. Step 4: Simplify right side
   1,631,432x = 12,802,312,993,024
5. Step 5: Solve for x
   x = 12,802,312,993,024/1,631,432
6. Step 6: Final answer
   x = 7,847,285.69