Finding the Third Proportional to 581,690 and 1,216,084

Step by Step Solution

1. Step 1: Write the proportion equation
   581,690 : 1,216,084 = 1,216,084 : x
2. Step 2: Convert to fraction form
   581,690/1,216,084 = 1,216,084/x
3. Step 3: Cross multiply
   581,690x = 1,216,084 × 1,216,084
4. Step 4: Simplify right side
   581,690x = 1,478,860,295,056
5. Step 5: Solve for x
   x = 1,478,860,295,056/581,690
6. Step 6: Final answer
   x = 2,542,351.24