Finding the Third Proportional to 517,455 and 1,113,600

Step by Step Solution

1. Step 1: Write the proportion equation
   517,455 : 1,113,600 = 1,113,600 : x
2. Step 2: Convert to fraction form
   517,455/1,113,600 = 1,113,600/x
3. Step 3: Cross multiply
   517,455x = 1,113,600 × 1,113,600
4. Step 4: Simplify right side
   517,455x = 1,240,104,960,000
5. Step 5: Solve for x
   x = 1,240,104,960,000/517,455
6. Step 6: Final answer
   x = 2,396,546.48