Finding the Third Proportional to 480,690 and 1,112,760

Step by Step Solution

1. Step 1: Write the proportion equation
   480,690 : 1,112,760 = 1,112,760 : x
2. Step 2: Convert to fraction form
   480,690/1,112,760 = 1,112,760/x
3. Step 3: Cross multiply
   480,690x = 1,112,760 × 1,112,760
4. Step 4: Simplify right side
   480,690x = 1,238,234,817,600
5. Step 5: Solve for x
   x = 1,238,234,817,600/480,690
6. Step 6: Final answer
   x = 2,575,952.94