Finding the Third Proportional to 516,840 and 1,096,288

Step by Step Solution

1. Step 1: Write the proportion equation
   516,840 : 1,096,288 = 1,096,288 : x
2. Step 2: Convert to fraction form
   516,840/1,096,288 = 1,096,288/x
3. Step 3: Cross multiply
   516,840x = 1,096,288 × 1,096,288
4. Step 4: Simplify right side
   516,840x = 1,201,847,378,944
5. Step 5: Solve for x
   x = 1,201,847,378,944/516,840
6. Step 6: Final answer
   x = 2,325,376.09