Finding the Third Proportional to 2,140,225 and 4,457,596

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,225 : 4,457,596 = 4,457,596 : x
2. Step 2: Convert to fraction form
   2,140,225/4,457,596 = 4,457,596/x
3. Step 3: Cross multiply
   2,140,225x = 4,457,596 × 4,457,596
4. Step 4: Simplify right side
   2,140,225x = 19,870,162,099,216
5. Step 5: Solve for x
   x = 19,870,162,099,216/2,140,225
6. Step 6: Final answer
   x = 9,284,146.34