Finding the Third Proportional to 1,003,318 and 2,142,716

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003,318 : 2,142,716 = 2,142,716 : x
2. Step 2: Convert to fraction form
   1,003,318/2,142,716 = 2,142,716/x
3. Step 3: Cross multiply
   1,003,318x = 2,142,716 × 2,142,716
4. Step 4: Simplify right side
   1,003,318x = 4,591,231,856,656
5. Step 5: Solve for x
   x = 4,591,231,856,656/1,003,318
6. Step 6: Final answer
   x = 4,576,048.53