Finding the Third Proportional to 3,970,440 and 5,939,803

Step by Step Solution

1. Step 1: Write the proportion equation
   3,970,440 : 5,939,803 = 5,939,803 : x
2. Step 2: Convert to fraction form
   3,970,440/5,939,803 = 5,939,803/x
3. Step 3: Cross multiply
   3,970,440x = 5,939,803 × 5,939,803
4. Step 4: Simplify right side
   3,970,440x = 35,281,259,678,809
5. Step 5: Solve for x
   x = 35,281,259,678,809/3,970,440
6. Step 6: Final answer
   x = 8,885,982.33