Finding the Third Proportional to 516,603 and 1,114,758

Step by Step Solution

1. Step 1: Write the proportion equation
   516,603 : 1,114,758 = 1,114,758 : x
2. Step 2: Convert to fraction form
   516,603/1,114,758 = 1,114,758/x
3. Step 3: Cross multiply
   516,603x = 1,114,758 × 1,114,758
4. Step 4: Simplify right side
   516,603x = 1,242,685,398,564
5. Step 5: Solve for x
   x = 1,242,685,398,564/516,603
6. Step 6: Final answer
   x = 2,405,493.96