Finding the Third Proportional to 3,457,766 and 5,234,385

Step by Step Solution

1. Step 1: Write the proportion equation
   3,457,766 : 5,234,385 = 5,234,385 : x
2. Step 2: Convert to fraction form
   3,457,766/5,234,385 = 5,234,385/x
3. Step 3: Cross multiply
   3,457,766x = 5,234,385 × 5,234,385
4. Step 4: Simplify right side
   3,457,766x = 27,398,786,328,225
5. Step 5: Solve for x
   x = 27,398,786,328,225/3,457,766
6. Step 6: Final answer
   x = 7,923,840.52